38th week of 2022 patent applcation highlights part 41 |
Patent application number | Title | Published |
20220299693 | Light Fixtures Having Waveguides and Related Methods - Some embodiments of the present light fixtures include a body, a waveguide, and one or more independently-controllable light sources. The waveguide is configured to be coupled to the body and may include a first end configured to receive light emitted from at least one of the light source(s) and to direct the received light to (and in some embodiments, emit the received light from) a second end of the waveguide. In some embodiments of the present fixtures, the waveguide defines an opening through which light emitted from at least one of the light source(s) can pass, the light source(s) being coupled to the body such that a first one of the light source(s) emits light into the first end of the waveguide and a second one of the light source emits light through the opening. | 2022-09-22 |
20220299694 | LARGE FORMAT SOLAR SIGN - The systems and methods of the present disclosure provide connectable tiles that can form a self-contained illuminated sign of potentially unlimited size. The self-contained illuminated sign can include one or more tiles. A tile can include a diffusion film having a surface to be illuminated. The tile can include a light guide plate coupled to the diffusion film. The light guide can be configured to evenly distribute light through the diffusion film. The tile can include a solar panel coupled to the light guide. The solar panel can capture light that passes through the diffusion film and the light guide. The tile can include a light source positioned adjacent to the light guide that receives stored electrical power from a battery electrically coupled to the solar panel. The tile can include a connector configured to attach the tile to a second tile. | 2022-09-22 |
20220299695 | LIGHT COUPLING ELEMENT - A light coupling element including a plurality of waveguide attachment features and a light redirecting member is described. Each attachment feature has an entrance end opposite a terminal end. The entrance ends are arranged at a pitch Pe. The light redirecting member is disposed closer to the terminal ends, and farther from the entrance ends, and includes an input surface, a reflecting side and an exit surface. When a waveguide is attached at each attachment feature, a central light ray emitted by each waveguide enters the light redirecting member through the input surface, is redirected by the reflecting side and exits the light redirecting member at the exit surface, the central light ray intersecting the exit surface at an exit point, each attachment feature corresponding to a different exit point at the exit surface. The exits points are arranged at a pitch Px not equal to Pe. | 2022-09-22 |
20220299696 | Systems And Methods Of Side Illumination Of Waveguides - Systems and methods of side coupling, side illumination or side injection (as opposed to axial coupling, illumination, or injection) of a waveguide are disclosed. More particularly, it relates to increased coupling, by orders of magnitude, and, consequently, increased transmission, along a waveguide, of any wave by side coupling, side illumination, or side injection. | 2022-09-22 |
20220299697 | LIGHTING DEVICE - A lighting device including: a light guide having a first side surface extending in a first direction and a second side surface opposing to the first side surface and extending in the first direction, a first LED being disposed at the first side surface, a second LED being disposed at the second side surface; in which a first area extends in the first direction and a second area extends in the second direction in the light guide; a prism sheet is disposed on the light guide; a prism extending in the first direction and arranged in the second direction is formed on the prism sheet; a first surface of the prism has a first angle with normal direction of the second prism sheet; a second surface of the prism has a second angle with normal direction of the second prism sheet; the first angle is larger than the second angle. | 2022-09-22 |
20220299698 | BACKLIGHT FOR UNIFORM ILLUMINATION - A backlight for providing illumination to a liquid crystal panel includes a reflective polarizer and an extended light source. The extended light source includes a diffuse reflective film assembly and an emission surface disposed between the reflective polarizer and the diffuse reflective film assembly. The extended light source is configured to emit light through the emission surface toward the reflective polarizer. The diffuse reflective film assembly includes a specularly reflective film and an optically diffusive film disposed between the emission surface and the specularly reflective film. The optically diffusive film is bonded to the specularly reflective film at a plurality of discrete spaced apart bonded locations with a total bonding area of less than about | 2022-09-22 |
20220299699 | METHOD OF MANUFACTURING LIGHT EMITTING DEVICE - A light emitting device includes: a substrate; a light emitting element disposed on the substrate; a plate-shaped light transmissive member having a first face, a second face opposite to the first face and a lateral face between the first face and the second face, the plate-shaped light transmissive member disposed so that the second face faces a light emission face of the light emitting element; a light shielding frame having an inner perimeter face surrounding the lateral face; a first light reflecting member disposed between the lateral face and the inner perimeter face so as to expose the first face of the light transmissive member; and a second light reflecting member disposed between the first light reflecting member and the substrate to cover a side face of the light emitting element. | 2022-09-22 |
20220299700 | BACKLIGHT MODULE AND DISPLAY DEVICE - A backlight module and a display device are provided. The backlight module includes: a backplate including a bottom plate and at least one side plate disposed on the bottom plate; a light board including at least one light-emitting diode, wherein the light board is fixed onto one of the at least one side plate and disposed on one side of the bottom plate; and a reflective sheet disposed on the bottom plate and extending between the at least one light-emitting diode and the bottom plate. | 2022-09-22 |
20220299701 | ADHESIVE TAPE, BACKLIGHT MODULE, DISPLAY DEVICE AND METHOD FOR MANUFACTURING BACKLIGHT MODULE - The present disclosure provides an adhesive tape, a backlight module, a display device, and a method for manufacturing a backlight module. The adhesive tape includes: an adhesive body layer; an expandable structure layer on a side of the adhesive body layer and configured to fill a gap between the adhesive tape and a light guide plate of a backlight module through an expansion of the expandable structure layer. | 2022-09-22 |
20220299702 | BACKLIGHT UNIT AND DISPLAY ASSEMBLY - A backlight unit includes: a back plate including a bottom wall and a side wall around a periphery of the bottom wall; a lamp strip including a substrate and lamp beads on the substrate; a light guide plate on a side of the bottom wall provided with the side wall, the lamp strip being on a first side wall of the side wall, and light emitting surfaces of the lamp beads being opposite to a side surface of the light guide plate; and a position limiting and fixing structure between the light guide plate and each of the back plate and the lamp strip, for limiting and fixing a position of the lamp strip relative to the light guide plate to keep a gap between the light emitting surfaces of the lamp beads and a light incident surface of the light guide plate unchanged during turn-over of the backlight unit. | 2022-09-22 |
20220299703 | Electro-optical device via arrangement - According to an example aspect of the present invention, there is provided an electro-optical device, comprising: a planar first substrate, a first electric contact point on a first side of the first substrate, a second electric contact point on a second side of the first substrate, and a via arrangement configured to provide electric contact between the first electric contact point and the second electric contact point. The via arrangement comprises a fiber optic portion and an electrically conductive portion, wherein the electrically conductive portion is arranged between the fiber optic portion and the first substrate and is configured to electrically connect the first electric contact point and the second electric contact point. | 2022-09-22 |
20220299704 | WAVEGUIDE HEATER - An optical waveguide structure. In some embodiments, the optical waveguide structure includes a semiconductor waveguide having a waveguide ridge, and a heater. The waveguide ridge may have a varying dopant concentration across its cross-section. The heater may include a first contact and a second contact, and the waveguide structure may include a conductive path from the first contact to the second contact, the conductive path extending through a doped portion of the waveguide ridge. | 2022-09-22 |
20220299705 | Optical Signal Routing Devices and Systems - One example LIDAR device comprises a substrate and a waveguide disposed on the substrate. A first section of the waveguide extends lengthwise on the substrate in a first direction. A second section of the waveguide extends lengthwise on the substrate in a second direction different than the first direction. A third section of the waveguide extends lengthwise on the substrate in a third direction different than the second direction. The second section extends lengthwise between the first section and the second section. The LIDAR device also comprises a light emitter configured to emit light. The waveguide is configured to guide the light inside the first section toward the second section, inside the second section toward the third section, and inside the third section away from the second section. | 2022-09-22 |
20220299706 | WAVELENGTH-DIVISION MULTIPLEXING FILTERS INCLUDING ASSISTED COUPLING REGIONS - Structures for a wavelength-division multiplexing filter and methods of forming a structure for a wavelength-division multiplexing filter. A waveguide core of the wavelength-division multiplexing filter includes a first bend having a first curvature and a second bend having a second curvature different than the first curvature. The structure further includes a waveguide core region having a first end surface, a second end surface, and a bend arranged between the first and second end surfaces. The bend is positioned over the first bend of the waveguide core in an overlapping relationship. | 2022-09-22 |
20220299707 | Directionally Tunable Optical Reflector - An optical circuit includes one or more input waveguides, a plurality of output waveguides, and a reflector structure. At least a portion of the reflector structure forms an interface with the one or more input waveguides. The portion of the reflector structure has a smaller refractive index than the one or more input waveguides. An electrical circuit is electrically coupled to the optical circuit. The electrical circuit generates and sends different electrical signals to the reflector structure. In response to the reflector structure receiving the different electrical signals, a carrier concentration level at or near the interface or a temperature at or near the interface changes, such that incident radiation received from the one or more input waveguides is tunably reflected by the reflector structure into a targeted output waveguide of the plurality of output waveguides. | 2022-09-22 |
20220299708 | Multi-Channel Light-Receiving Module - Provided is a multi-channel light-receiving module, which comprises an incident collimator, a light-splitting assembly, an optical path conversion assembly and a photoelectric chip array which are arranged in sequence, wherein the light-splitting assembly comprises an inner reflector and a plurality of optical filters, and the optical filters are respectively arranged on an output end of the inner reflector; the channel interval of photoelectric chips in the photoelectric chip array is less than the channel interval of an adjacent optical filter; the optical path conversion assembly comprises a plurality of emergent collimators and an optical fiber connected to each of the emergent collimators; a plurality of paths of optical signals output by the light-splitting assembly are respectively coupled into corresponding optical fibers after passing through the plurality of emergent collimators; and the plurality of paths of optical signals are output by output ends of the plurality of optical fibers and are then coupled to the photoelectric chip array. By means of the light-receiving module, an optical path component is converted into a small channel interval of photoelectric chips from a large channel interval of optical filters, the problem of it being difficult to match the channel interval of optical filters and the channel interval of photoelectric chips is solved, the cost of photoelectric chips is reduced, and the assembly difficulty of optical filters is also reduced. | 2022-09-22 |
20220299709 | DEVICES, SYSTEMS, AND METHODS FOR OPTICAL SIGNAL PROCESSING - A device for optical signal processing includes a first layer, a second layer and a waveguiding layer. A lens is disposed within the first layer and adjacent to a surface of the first layer. The second layer is underneath the first layer and adjacent to another surface of the first layer. The waveguiding layer is located underneath the second layer and configured to waveguide a light beam transmitted in the waveguiding layer. A grating coupler is disposed over the waveguiding layer. The lens is configured to receive, from one of the grating coupler or a light-guiding element, the light beam, and focus the light beam towards another one of the light-guiding element or the grating coupler. | 2022-09-22 |
20220299710 | HIGH-POWER ALL FIBER TELESCOPE - An optical fiber device may include an optical waveguide to guide a laser output from a first end of the optical waveguide to a second end of the optical waveguide. The optical fiber device may include a fiber telescope optically coupled to the second end of the optical waveguide to modify the laser output. The fiber telescope may include a first graded-index optical element, a first facet of the first graded-index optical element being fused to the second end of the optical waveguide; and a second graded-index optical element, a first facet of the second graded-index optical element being fused to a second facet of the first graded-index optical element. | 2022-09-22 |
20220299711 | WAVEGUIDE WITH REGIONAL ANTI-REFLECTION COATING - Improving the performance and efficiency of waveguide gratings while also improving the anti-reflection performance of the waveguide can be achieved by selective application of a dielectric anti-reflective coating (or coatings) to distinct regions of the waveguide. For example, a multi-layer dielectric anti-reflective coating is selectively applied to the region of the waveguide between an exit pupil expander grating and an outcoupler grating wherein light is transmitted within the waveguide via instances of total internal reflection (TIR) and where no gratings are typically present. By selectively excluding the regions of the waveguide containing gratings from receiving the anti-reflective coating, such as the incoupler and outcoupler regions, the performance of the gratings can be improved for their respective functions without compromising the anti-reflection performance of the waveguide overall. | 2022-09-22 |
20220299712 | STRUCTURED SURFACE AND OPTICAL FERRULE INCLUDING SAME - A structured surface reduces optical reflectance at a predetermined wavelength in a first wavelength range extending from 600 nm to 1700 nm. The structured surface includes a plurality of parallel linear structures arranged along a first direction and extending along an orthogonal second direction. Each linear structure includes opposing nonlinear facets meeting at a peak extending along the second direction. An average spacing between the peaks of adjacent linear structures is less than the predetermined wavelength, such that for light having the predetermined wavelength and incident on the structured surface in a direction substantially perpendicular to the first and second directions, the structured surface has a reflectance Rx<0.5% for light polarized along the first direction and a reflectance Ry<0.5% for light polarized along the second direction, where an absolute value of Rx−Ry is less than 0.3%. An optical ferrule may have an exit surface that includes the structured surface. | 2022-09-22 |
20220299713 | FIBER OPTIC CONNECTORS AND FIBER OPTIC CONNECTION SYSTEMS - The present disclosure relates to a system for making or assembling fiber optic connectors that allows a pre-terminated fiber optic cable to be made compatible with any number of different styles or types of fiber optic connectors or fiber optic adapters. A connector core of the system can be used as a stand-alone connector with a small form-factor adapter. | 2022-09-22 |
20220299714 | APPARATUS AND SYSTEM FOR OPTICAL CONNECTOR - An optical connector including: a plug housing having a pin cavity; a pin disposed at least partially in the pin cavity of the plug housing, the pin comprising at least a pin sleeve; a receptacle housing having a socket cavity; a socket disposed at least partially in the socket cavity, the socket comprising at least a socket sleeve; and an alignment sleeve between said pin and socket, wherein the plug housing, the pin, the pin sleeve, the pin ferrule, the receptacle housing, the socket, the socket sleeve, the socket ferrule, and the alignment sleeve: (i) magnetic permeability that is less than 1.0 B/H, where B is magnetic flux density and H is magnetic flux, and (ii) are configured to perform at least 100,000 mating cycles. | 2022-09-22 |
20220299715 | DUST-PROOF ADAPTER - The present invention provides a dust-proof adapter comprising an adapter body, a flexible element, and a cap, wherein the adapter body has an opening at a coupling side and a ring-shaped surface surrounding the first opening, the flexible element is arranged onto the ring-shaped surface, and the cap detachably covers the adapter body for protecting the first opening. When the cap is covered on the first opening, the cap applies an action force along an axial direction of the adapter body on the flexible element thereby achieving air-tight and dust-proof effect. | 2022-09-22 |
20220299716 | FIBER CARRIER - A fiber carrier for retaining and organizing optical cables can include a frame structure including a base defining an open area and a cable retention station supported by the frame structure, the cable retention station being located above the open area. A method for joining fiber optic cables to fiber optic connectors can include providing a plurality of fiber optic connectors mounted to a carrier, mounting a fiber carrier to the carrier, the fiber carrier including a cable retention station, inserting fiber optic cables into the fiber optic connectors and securing the fiber optic cables to the fiber optic connectors with a curable material, and supporting each of the fiber optic cables at the fiber retentions station at least until the curable material has cured. | 2022-09-22 |
20220299717 | CONTACTLESS CONNECTOR AND CONTACTLESS CONNECTOR ASSEMBLY - A contactless connector includes: a light emitter for emitting light; a light-transmitting member at least partially covering the light emitter; and an alignment mechanism that enables an alignment error between the light emitter and a light receiver on another contactless connector to be not greater than 5 microns; wherein the light-transmitting member includes a mating surface that is matched with an opposite surface of the another contactless connector and there is an elastic member on the opposite surface of the another contactless connector to adjust alignment of the alignment mechanism. | 2022-09-22 |
20220299718 | Alignment and Readout of Optical Chips - In a method or system for interrogating an optical chip ( | 2022-09-22 |
20220299719 | PHOTONIC INTEGRATED CIRCUIT AND PACKAGE STRUCTURE - A photonic integrated circuit includes a substrate, an interconnection layer, and a plurality of silicon waveguides. The interconnection layer is over the substrate. The interconnection layer includes a seal ring structure and an interconnection structure surrounded by the seal ring structure. The seal ring structure has at least one recess from a top view. The recess concaves towards the interconnection structure. The silicon waveguides are embedded in the substrate. | 2022-09-22 |
20220299720 | RACK-MOUNTABLE EQUIPMENT WITH A HIGH-HEAT-DISSIPATION MODULE, AND TRANSCEIVER RECEPTACLE WITH INCREASED COOLING - An electrical connector includes a heat dissipation module with a first end and a second end opposed to the first end and two receptacle connectors located at the second end. The first and second ends define a transceiver-mating direction such that, when a transceiver is inserted into the first end of the heat dissipation module in the transceiver-mating direction, the transceiver mates with one of the two receptacle connectors, and in the heat dissipation module, air flows parallel to the transceiver-mating direction between the first and second ends and flows between the two receptacle connectors. | 2022-09-22 |
20220299721 | RACK-MOUNTABLE EQUIPMENT WITH A HIGH-HEAT-DISSIPATION MODULE, AND TRANSCEIVER RECEPTACLE WITH INCREASED COOLING - An electrical connector includes a heat dissipation module with a first end and a second end opposed to the first end and two receptacle connectors located at the second end. The first and second ends define a transceiver-mating direction such that, when a transceiver is inserted into the first end of the heat dissipation module in the transceiver-mating direction, the transceiver mates with one of the two receptacle connectors, and in the heat dissipation module, air flows parallel to the transceiver-mating direction between the first and second ends and flows between the two receptacle connectors. | 2022-09-22 |
20220299722 | LOW SHRINK AND SMALL BEND PERFORMING DROP CABLE - Embodiments of an optical fiber cable are provided. The optical fiber cable includes at least one optical fiber, a buffer tube surrounding the at least one optical fiber, and at least one tensile element wound around the buffer tube. The at least one tensile element has a laylength of at least 200 mm. The optical fiber cable also includes an exterior jacket surrounding the tensile element. The exterior jacket is made up of at least one polyolefin, at least one thermoplastic elastomer, and at least one high aspect ratio inorganic filler. Further, the exterior jacket has an averaged coefficient of thermal expansion of no more than 120 (10 | 2022-09-22 |
20220299723 | HYBRID ELECTRO-OPTIC WIRELINE CABLE - A cable comprises a protective jacket and a plurality of conductor bundles symmetrically arranged within the protective jacket. The cable comprises optical fibers arranged within the protective jacket relative to the plurality of conductor bundles such that an orthogonal mode electrical field symmetry for the plurality of conductor bundles is retained. | 2022-09-22 |
20220299724 | MODULAR FIBER OPTIC TRAY - The present invention provides modular trays having cutout features that are configured to engage with a mounting feature of one or more removable rails. The removable rails may be removably secured to a tray body in a plurality of positions to allow a user to install or uninstall rails to support different sized fiber optic modules. For example, a tray may support a twenty-four optical fiber module, two twelve optical fiber modules, or three eight optical fiber modules. Fiber optic enclosures housing the trays can be affixed to the outside of a fiber optic enclosure and allow for easy stacking and unstacking. | 2022-09-22 |
20220299725 | FIBER DISTRIBUTION HUB WITH SWIVELING FRAME BODY - A fiber distribution hub configured to house a patch panel includes a plurality of walls forming a chamber, a first shelf attached to a first wall of the plurality of walls in the chamber, a first track supported by the first shelf, and a frame body configured to support the patch panel and to be coupled with the first shelf via the first track. The frame body is configured to shift along the first track between a stored position, a front-exposed position, and a back-exposed position. | 2022-09-22 |
20220299726 | DUAL-SIDED SPLICE CASSETTE - A splice cassette ( | 2022-09-22 |
20220299727 | UNIVERSALLY ADJUSTABLE PRECISION LEVER STRUCTURE AND PHOTOELECTRIC PRODUCT - An universally adjustable precision lever structure is provided. The universally adjustable precision lever structure includes: a double spherical head lever arm, an elastic member, a linear adjusting assembly and an universal connecting assembly. In a particular use process, the double spherical head lever arm uses a center of an annular spherical surface of the universal connecting assembly as a fulcrum to realize universal rotation under an action of the linear adjusting assembly. | 2022-09-22 |
20220299728 | UNDER-SCREEN CAMERA ASSEMBLY, CAMERA MODULE, OPTICAL LENS AND MANUFACTURING METHOD THEREFOR - An optical lens ( | 2022-09-22 |
20220299729 | CAMERA MODULE - The present embodiment relates to a camera module comprising a first lens driving device and a second lens driving device, wherein a first lateral surface of the first lens driving device faces a second lateral surface of the second lens driving device, a first housing comprises a first lateral part corresponding to the first lateral surface of the first lens driving device and a second lateral part disposed at the opposite side of the first lateral part, a first magnet comprises a first magnet unit disposed in in the first lateral part and a second magnet unit disposed in the second lateral part, each of the first magnet unit and the second magnet unit comprises an inner surface facing a first coil, an outer surface disposed at an opposite side of the inner surface, and both lateral surfaces connecting the inner surface and the outer surface, and the distance between the both lateral surfaces of the first magnet unit is shorter than the distance between the both lateral surfaces of the second magnet unit. | 2022-09-22 |
20220299730 | CAMERA ACTUATOR, CAMERA MODULE AND CAMERA DEVICE INCLUDING SAME - A camera actuator according to an embodiment may include a housing, a prism unit disposed in the housing and a prism drive unit, a shaft unit disposed in the housing so as to tilt the prism unit in a first axis direction or a second axis direction, wherein the shaft unit includes a first shaft arranged in a direction parallel to a first direction, and a second, and a third shaft arranged in directions perpendicular to the first direction. | 2022-09-22 |
20220299731 | OPTICAL ELEMENT AND LITHOGRAPHY SYSTEM - An optical element reflects radiation, such as EUV radiation. The optical element includes a substrate with a surface to which a reflective coating is applied. The substrate has at least one channel through which a coolant can flow. The substrate is formed from fused silica, such as titanium-doped fused silica, or a glass ceramic. The channel has a length of at least 10 cm below the surface to which the reflective coating is applied. The cross-sectional area of the channel varies by no more than +/−20% over the length of the channel. | 2022-09-22 |
20220299732 | OPTICAL SYSTEM, HEATING ARRANGEMENT, AND METHOD FOR HEATING AN OPTICAL ELEMENT IN AN OPTICAL SYSTEM - An optical system includes at least one optical element which has an optically effective surface and which is designed for an operating wavelength of less than 30 nm. The optical system also includes a heating arrangement for heating this optical element and comprising a plurality of IR emitters for irradiating the optically effective surface with IR radiation. The IR emitters are activatable and deactivatable independently of each other to variably set different heating profiles in the optical element. The optical system further includes at least one beam shaping unit for shaping the beam of the IR radiation steered onto the optically effective surface by the IR emitters. The optical system also includes a multi-fiber head comprising a multi-fiber connector for connecting optical fibers. IR radiation from a respective one of the IR emitters is suppliable by way of each of these optical fibers. | 2022-09-22 |
20220299733 | PROJECTION EXPOSURE APPARATUS FOR SEMICONDUCTOR LITHOGRAPHY - A projection exposure apparatus for semiconductor lithography includes a mirror and a temperature-regulating device for regulating temperature on the basis of radiation. The mirror includes at least one cutout. The temperature-regulating device includes a temperature-regulating body arranged without contact in the cutout of the mirror. The temperature-regulating body has a cavity. A fluid for temperature regulation of the temperature-regulating body is present in the cavity. | 2022-09-22 |
20220299734 | OPTICAL IMAGING LENS ASSEMBLY - The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a stop; a first lens having refractive power and a convex image-side surface; a second lens having refractive power; a third lens having positive refractive power and a concave image-side surface; a fourth lens having refractive power and a convex image-side surface; and a fifth lens having refractive power. An effective focal length f2 of the second lens and an effective focal length f3 of the third lens satisfy: 1.0<|f3/f2|<5.0. A center thickness CT4 of the fourth lens along the optical axis and an edge thickness ET4 of the fourth lens satisfy: 2.02022-09-22 | |
20220299735 | IMAGING LENS SYSTEM, IMAGE CAPTURING DEVICE AND ELECTRONIC DEVICE - This disclosure provides an imaging lens system including, in order from an object side to an image side: a first lens element with positive refractive power having an object-side surface being convex in a paraxial region thereof; a second lens element with negative refractive power; a third lens element with refractive power, wherein an object-side surface and an image-side surface thereof are aspheric; a fourth lens element with refractive power, wherein an object-side surface and an image-side surface thereof are aspheric; and a fifth lens element with negative refractive power having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof, which are both aspheric. The imaging lens system is further provided with an aperture stop, and there is no lens element with refractive power disposed between the aperture stop and the first lens element. | 2022-09-22 |
20220299736 | OPTICAL SYSTEM, LENS MODULE, AND TERMINAL DEVICE - An optical system, a lens module, and a terminal device are provided. The optical system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens with a positive refractive power has an object-side surface which is convex at an optical axis. The second lens with a negative refractive power has an image-side surface which is concave at the optical axis. The third lens with a negative refractive power has an object-side surface which is convex at the optical axis and an image-side surface which is concave at the optical axis. The fourth lens with a negative refractive power has an image-side surface which is concave at the optical axis. The fifth lens and the sixth lens have the refractive power. The optical system satisfies expression 12022-09-22 | |
20220299737 | OPTICAL SYSTEM, LENS MODULE, AND TERMINAL DEVICE - Embodiments of the disclosure provide an optical system, a lens module, and a terminal device. The optical system includes in order from an object side to an image side along an optical axis: a first lens with a positive refractive power, the first lens having an object-side surface which is convex at the optical axis; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a positive refractive power, the fourth lens having an object-side surface which is concave at the optical axis and an image-side surface which is convex at the optical axis; and a fifth lens with a negative refractive power. The second lens has an image-side surface cemented with an object-side surface of the third lens. The optical system satisfies the following expression: 1.0 mm | 2022-09-22 |
20220299738 | PHOTOGRAPHING LENS SYSTEM, IMAGING APPARATUS AND ELECTRONIC DEVICE - A photographing lens system includes seven lens elements, the seven lens elements being, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, and a seventh lens element. Each of the seven lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The first lens element has negative refractive power. The second lens element has negative refractive power. The image-side surface of the fourth lens element is concave in a paraxial region thereof. The image-side surface of the seventh lens element is concave in a paraxial region thereof and has at least one inflection point in an off-axis region thereof. | 2022-09-22 |
20220299739 | OPTICAL IMAGING SYSTEM, IMAGING APPARATUS AND ELECTRONIC DEVICE - An optical imaging system includes, in order from an object side to an image side: a first lens element having positive refractive power, a second lens element having negative refractive power, a third lens element, a fourth lens element, a fifth lens element having both an object-side surface and an image-side surface being aspheric, and a sixth lens element having both an object-side surface and an image-side surface being aspheric, wherein the optical imaging system has a total of six lens elements; at least one lens element among the first lens element, the second lens element, the third lens element, the fourth lens element, the fifth lens element, and the sixth lens element has at least one inflection point. | 2022-09-22 |
20220299740 | OPTICAL LENS ASSEMBLY, IMAGE CAPTURING APPARATUS AND ELECTRONIC DEVICE - An optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The second lens element has refractive power. The third lens element has refractive power. The fourth lens element has refractive power. The fifth lens element with refractive power has an image-side surface being concave in a paraxial region thereof. The sixth lens element with refractive power has an object-side surface being concave in a paraxial region thereof. The seventh lens element with refractive power has an image-side surface being concave in a paraxial region thereof. | 2022-09-22 |
20220299741 | OPTICAL SYSTEM, LENS APPARATUS, AND IMAGE PICKUP APPARATUS - An optical system includes a main optical system including an aperture stop, and a variable-magnification optical system configured to be removably inserted between the aperture stop and an image plane. A distance from a lens surface that is the closest to an object side in the main optical system to the image plane is constant before and after insertion and removal of the variable-magnification optical system. The main optical system includes a plurality of positive lenses and a plurality of negative lenses. A distance from the lens surface that is the closest to the object side in the main optical system to a lens surface of a negative lens that is the closest to the object side among the plurality of negative lenses and a total length of the main optical system satisfy a predetermined relationship. | 2022-09-22 |
20220299742 | COMPACT LASER SCANNING MICROSCOPE SYSTEM - A laser scanning imaging system including: a first beam scanner; a first set of relay lenses; a second beam scanner; a second set of relay lenses; an objective lens; wherein the first beam scanner is configured to receive an input laser beam and scan the laser beam about one or more axes; the first set of relay lenses is configured to expand the laser beam scanned by the first beam scanner and conjugate a scanning plane of the first beam scanner with a scanning plane of the second beam scanner; the second beam scanner is configured to scan the laser beam relayed by the first set of relay lenses about one or more axes; the second set of relay lenses is configured to expand the laser beam scanned by the second beam scanner and project the scanning plane of the second beam scanner to a pupil of the objective lens. | 2022-09-22 |
20220299743 | 3D TARGET FOR OPTICAL SYSTEM CHARACTERIZATION - An imaging target for characterization of an optical system has a structure, formed on a substrate, wherein the structure has a base level and has one or more staging surfaces spaced apart from the base level and disposed over a range of distances from the base level; and one or more localized light sources disposed along the one or more staging surfaces of the structure and configured to direct light through or from the structure. | 2022-09-22 |
20220299744 | PERFORMING STRUCTURED ILLUMINATION MICROSCOPY ON A PATTERNED SUBSTRATE - A structured illumination microscopy (SIM) system comprises: a light source; a light-structuring component to provide light from the light source with a SIM pattern for performing illuminations of a sample at a substrate having a substrate pattern, wherein a pitch of the SIM pattern is based on a characteristic of the substrate pattern; and an image sensor to detect emissions that the sample generates in response to the illuminations. | 2022-09-22 |
20220299745 | ILLUMINATION UNIT FOR MICROSCOPES - An illumination unit for microscopes has an MID structure for the free spatial arrangement of different electronic and optical components, so that surfaces of a three-dimensional carrier are available as a replacement for printed circuit boards. The MID structure designed as an illumination unit contains a closed annular main part having an annular free beam opening, where columns are arranged on the main part. On the free ends of the columns, illumination means are provided which can be contacted via conductor paths provided on the surface of the MID structure. The columns contain a cooling structure on a side surface facing away from the free beam opening, and a plug for the power supply and a control unit for controlling the illumination means are provided on the main part of the MID structure, The MID structure designed as an illumination unit is provided in a housing of a microscope objective. | 2022-09-22 |
20220299746 | Microscope and Method for Forming a Microscopic Image with an Extended Depth of Field - The present invention concerns a method for producing a microscopic image with an extended depth of field by means of a microscope. The microscope comprises an images sensor that comprises pixels that are arranged as a matrix that is formed by lines. In a step of the method, a plurality of microscopic frames of a specimen is acquired while a focus position (z) is changed. The microscopic frames are acquired line by line. The focus position (z) is changed over a course of acquiring individuals of the microscopic frames. In a further step, parts of individuals of the acquired lines are identified. These parts sharply image the specimen. The identified parts of the lines are composed in order to form a microscopic image of the specimen with an extended depth of field. Furthermore, the present invention concerns a microscope. | 2022-09-22 |
20220299747 | CRAYFORD FOCUSER FOR ASTRONOMICAL TELESCOPES - A Crayford focuser includes a body member having an inner wall defining a central channel. A first bearing holding structure extends outward from the inner wall and is open to the central channel at one end. A second bearing holding structure extends outward from the inner wall and is open to the central channel at one end. First and second bearing rails are removably held by the first bearing holding structure and the second bearing holding structure, respectively. | 2022-09-22 |
20220299748 | Scope Mount - In some embodiments, an apparatus comprises a body arranged to engage an optical scope. The body comprises a first portion and a second portion moveable with respect to the first portion between a first position and a second position. The first portion comprises a sidewall defining an aperture having a central axis and the second portion comprises a magnet. In the first position, the second portion is arranged to cover the aperture and a radial distance from the central axis to the sidewall is greater than a radial distance from the central axis to the magnet. | 2022-09-22 |
20220299749 | IMAGING APPARATUS FOR ENDOSCOPE AND IMAGING SYSTEM - An imaging apparatus for endoscope includes: a coupler; an exterior casing connected to the coupler and extending along a first axis crossing an optical axis of an endoscope, the exterior casing having outer dimensions in a direction along the first axis greater than outer dimensions in a direction along the optical axis of the endoscope; an optical system; and an imaging unit. The exterior casing includes a first exterior part, a second exterior part, and a connector part. The optical system and the imaging unit are housed, in the exterior casing, side by side on the optical axis of the endoscope such that light of an image of a subject guided by the optical system is captured by the imaging unit. | 2022-09-22 |
20220299750 | WATCHMAKER'S LOUPE - An optical device including a first optical axis; an optical device body, notably a substantially cylindrical body; and a capture device for capturing at least a portion of the images seen by the user through the optical device; the optical device being a monocular watchmaker's loupe that can be positioned or worn in front of or close to a user's eye. | 2022-09-22 |
20220299751 | METROLOGY DEVICE AND PHASE MODULATOR APPARATUS THEREFOR - Disclosed is a phase modulator apparatus comprises at least a first phase modulator for modulating input radiation, and a metrology device comprising such a phase modulator apparatus. The first phase modulator comprises a first moving grating in at least an operational state for diffracting the input radiation and Doppler shifting the frequency of the diffracted radiation; and a first compensatory grating element comprising a pitch configured to compensate for wavelength dependent dispersion of at least one diffraction order of said diffracted radiation. | 2022-09-22 |
20220299752 | OPTICAL MODULE AND METHOD FOR MANUFACTURING OPTICAL MODULE - An optical module includes a mirror unit having a movable mirror portion, a magnet portion configured to generate a magnetic field acting on the movable mirror portion, and a package accommodating the magnet portion. The magnet portion has a Halbach structure including a first magnet applied with a force in a first direction, and a second magnet applied with a force in a second direction. The package has a bottom walls portion, a side wall portion, and a restriction portion configured to restrict movement of the second magnet in the second direction. The movable mirror portion is disposed in a space formed by the restriction portion. | 2022-09-22 |
20220299753 | TECHNIQUES FOR SENSORLESS ADAPTIVE OPTICS OPTICAL COHERENCE TOMOGRAPHY - Disclosed are methods and systems for adaptive optics (AO)-optical coherence tomography (OCT) and OCT angiography (OCTA). Embodiments include techniques to generate one or more volumetric and/or depth-resolved figures of merit to guide optimization of ocular aberrations in sensorless AO-OCT and/or AO-OCTA. The one or more figures of merit may be generated in real-time, e.g., in parallel with the OCT scan and/or aberration optimization process. Other embodiments may be described and claimed. | 2022-09-22 |
20220299754 | MEMS WITH POLARIZATION CONVERSION AND OPTICAL BEAM SCANNER BASED THEREON - Unwanted reflections in a polarization diversity based optical beam scanner of a projector display may be reduced by mounting a quarter-wave plate optically in contact with the scanning mirror. This lowers the amplitude of the reflection from a rear surface of the quarter-wave plate. A residual reflection from the quarter-wave plate to mirror interface will be scanned with the main scanned light beam, reducing brightness and noticeability of image artifacts caused by undesired or spurious reflections in the optical beam scanner. | 2022-09-22 |
20220299755 | LIGHT DEFLECTOR, IMAGE PROJECTION APPARATUS, LASER HEADLAMP, HEAD-MOUNTED DISPLAY, DISTANCE MEASUREMENT APPARATUS, AND MOBILE OBJECT - A light deflector includes: a movable portion; a support having one end connected to the movable portion to elastically support the movable portion, the support including a support thick portion; a drive beam connected to the other end of the support to deform the support to cause the movable portion to oscillate about an oscillation axis; a connecting portion connecting the other end of the support to the drive beam, the connecting portion including a connecting thick portion; and a support frame supporting the drive beam via a fixing portion. The support thick portion and the connecting thick portion are connected to each other. | 2022-09-22 |
20220299756 | OPTICAL ZOOM SYSTEM USING AN ADJUSTABLE REFLECTIVE FRESNEL LENS IMPLEMENTED WITH A MICRO-ELECTRO-MECHANICAL SYSTEM (MEMS) MICRO-MIRROR ARRAY (MMA) - A zoom system includes a collection optic L | 2022-09-22 |
20220299757 | MOVABLE DEVICE, IMAGE PROJECTION APPARATUS, LASER HEADLAMP, HEAD-MOUNTED DISPLAY, DISTANCE MEASUREMENT DEVICE, AND MOBILE OBJECT - A movable device includes a movable portion; a drive unit having one end connected to the movable portion to rotate the movable portion; a support supporting the drive unit; a connecting portion having one end connected to the support to support the support; and a stationary support to which the other end of the connecting portion is connected. | 2022-09-22 |
20220299758 | MEMS DEVICE WITH ELLIPTICAL MIRROR - Optical systems may include MEMS mirrors having elliptical mirror plates. A laser scanning system may include a MEMS mirror that scans an incident light beam along a single scanning axis. The MEMS mirror may include an elliptical mirror plate having a semi-major axis that is aligned parallel or perpendicular to the rotational axis of the elliptical mirror plate. The incident light beam may have an elliptical cross-section, such that the incident light beam completely or substantially overlaps the reflecting surface of the elliptical mirror plate. After being reflected by the elliptical mirror plate, the light beam may be circularized via one or more shaping lenses disposed in the optical path of the reflected light beam, prior to projection of the light beam. | 2022-09-22 |
20220299759 | LIGHT DEFLECTOR, IMAGE PROJECTION APPARATUS, AND DISTANCE-MEASURING APPARATUS - A light deflector includes a movable part, a pair of beams to make the movable part swing or oscillate, a supporting portion supporting the pair of beams, and circuitry to obtain information about swing or oscillation of the movable part. In the light deflector, each one of the pair of beams includes a first piezoelectric member to which a first voltage is input and a second piezoelectric member configured to generate a second voltage, and the supporting portion includes a third piezoelectric member configured to generate a third voltage. In the light deflector, the first piezoelectric member is configured to deform the pair of beams based on the first voltage to make the movable part swing or oscillate, and the circuitry is configured to obtain the information about the swing or oscillation of the movable part based on information about the second voltage and information about the third voltage. | 2022-09-22 |
20220299760 | DEVICE COMPONENTS FORMED OF GEOMETRIC STRUCTURES - Various embodiments are directed to an apparatus and methods of forming and/or using an apparatus comprising a plurality of device components. An example method includes geometrically optimizing a periodic or aperiodic device comprising a plurality of device components by optimizing a topology, for each device component, from a starting point to have particular optical properties for a particular optical response. Each device component includes a plurality of geometric structures. The optimization includes selecting the starting point for a continuous profile to have the particular optical properties for the particular optical response, iteratively converging the continuous profile to a discrete profile, and, while iteratively converging to the discrete profile, adjusting edges between boundaries of the device components by accounting for fabrication constraints. | 2022-09-22 |
20220299761 | Multi-Wavelength Self-Mixing Interferometry - An eyebox region is illuminated with first coherent light and second coherent light having a different wavelength than the first coherent light. A first self-mixed interferometer (SMI) signal is generated in response to first feedback light received back from the eyebox region. A second SMI signal is generated in response to second feedback light received back from the eyebox region. Eye data is generated in response to at least the first SMI signal and the second SMI signal. | 2022-09-22 |
20220299762 | OPTICAL DEVICE, LINE-OF-SIGHT DETECTION DEVICE, RETINAL PROJECTION DISPLAY DEVICE, HEAD-MOUNTED DISPLAY, OPTOMETRIC DEVICE, USER-CONDITION ESTIMATION APPARATUS, DRIVER-ASSISTANCE SYSTEM, METHOD OF DETECTING DEGREE OF INCLINATION OF THREE-DIMENSIONAL OBJECT, AND LINE-OF-SIGHT DETECTION METHOD - An optical device, a method of detecting the degree of inclination of a three-dimensional object, and a method of detecting a line of sight. The optical device includes a plurality of light emitters configured to irradiate an object with light, a detector configured to detect the light reflected by the object and output a signal based on the light reflected by the object, and circuitry configured to output data of a degree of inclination of the object obtained based on an output signal output from the detector. In the optical device, the light emitted from the light emitter is temporally modulated by a code having orthogonality, and the plurality of light emitters include a first light emitter and a second light emitter. In the optical device, the first light emitter emits the light at a timing different from a timing at which the second light emitter emits the light. | 2022-09-22 |
20220299763 | DISPLAY SYSTEM AND DISPLAY DEVICE - A display system including an HMD and a control device is provided. The control device includes a battery and a CO control unit configured to supply power to the HMD. The HMD includes an image display unit configured to display an image included in a playback signal received from the control device, a sound processing unit configured to output a sound included in the playback signal, a right earphone and a left earphone, a detection unit including a plurality of sensors, and a power control unit configured to supply power supplied from the control device to a supply destination. The operation of the image display unit, the sound output unit, and the plurality of sensors is stopped when the power consumed by the HMD is greater than the power supplied by the control device. | 2022-09-22 |
20220299764 | SYSTEMS AND METHODS TO REDUCE BOUNCE SPACING AND DOUBLE-BOUNCE IN WAVEGUIDES - Systems and methods to reduce light loss from a waveguide. The system includes a waveguide having an incoupler to direct light into the waveguide and a laser projector having laser diodes mounted to a substrate. The laser projector is configured to provide a plurality of laser light beams to the incoupler of the waveguide. The system further includes at least one alignment component configured to align the plurality of laser light beams tangent with an edge of the incoupler to minimize light lost from the waveguide through contact with the incoupler more than once. | 2022-09-22 |
20220299765 | SCANNING MEMS MIRROR ANGLE-DOUBLING USING POLARIZATION - Systems and methods for manipulation of the polarization state of light emitted by a laser projector to reduce the angle range of a scanning mirror articulated by a micro-electromechanical system MEMS to reduce power consumption are disclosed. A system includes a light source configured to emit laser light, a scanning mirror, and an angle expander disposed between the light source and the scanning mirror, the angle expander being configured to cause the laser light from the light source to be reflected at least once from the angle expander and at least twice from the scanning mirror. | 2022-09-22 |
20220299766 | Head-Mounted Display Apparatus and Optical Display System - A head-mounted display apparatus and an optical display system are disclosed. The head-mounted display apparatus comprises: a display assembly, which outputs light of an image; a lens assembly, placed in front of the display assembly to enlarge the image and produce the first aberration of a first direction; and a planar optical assembly, placed between the display assembly and the lens assembly, wherein the planar optical assembly produces the second aberration of a second direction opposite to the first direction to correct the first aberration. | 2022-09-22 |
20220299767 | OPTICAL EXPANDER DEVICE FOR DISPLAYING WIDE COLOR IMAGE, DISPLAY DEVICE THEREOF, AND METHOD FOR OUTPUTTING LIGHT AND DISPLAYING AN IMAGE - An optical device (EPE | 2022-09-22 |
20220299768 | WAVELENGTH-SPECIFIC INCOUPLING GRATINGS FOR DISPLAY OPTIMIZATION - A head-mounted display (HMD) system includes a micro-display configured to project light beams, each of light beams encompassing a range of wavelengths different from each of the other light beams, and a waveguide having multiple incouplers configured to receive and direct light into the waveguide. Each of the incouplers is a diffraction grating with a fill factor different from each of the other incouplers. In some embodiments, each of the incouplers has a different period value from each of the other incouplers and the period value of each of the incouplers is based on the range of wavelengths of light each of the incouplers is configured to receive. | 2022-09-22 |
20220299769 | FIBRE COUPLE LIGHT ENGINE - A light engine includes multiple laser diodes, each configured to emit laser light, and a light source unit having multiple channels, each of the channels is associated with one of the laser diodes and configured to transmit the laser light emitted from the corresponding laser diode. The channels may be, for example, fiber optic strands or optical pathways within a channeled lightguide. The light engine further includes a ferrule coupled to the light source unit and configured to receive the laser light from the light source unit and to output a collimated beam of laser light comprising each wavelength of laser light emitted by the laser diodes. | 2022-09-22 |
20220299770 | DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display device and an electronic apparatus are disclosed. The display device comprises: an image-display component, which generates an image light output, wherein at least one pixel light of the image light output has light polarization components of at least two polarization states or has a polarization light component of a polarization state and a non-polarization light component; and a polarization dependent image offset component, which receives the image light output coming from the image display component and deflects the polarization light components based on the polarization states to separate each of the at least one pixel light into at least two pixel lights, or deflects the polarization light component from the non-polarization light component to separate each of the at least one pixel light into at least two pixel lights. | 2022-09-22 |
20220299771 | IMAGE DISPLAY DEVICE USING RETINAL SCANNING DISPLAY UNIT AND IMAGE DISPLAY SYSTEM - A retinal scanning display device including an optical system emits laser light to a pupil of a user, an optical multiplexer individually receives types of laser light having different wavelengths emitted from a plurality of semiconductor lasers, which combines the types of laser light coaxially to output the combined laser light. On the optical multiplexer, a beam shaper shapes the combined laser light into a light beam having a predetermined divergence or convergence angle, and a direction-of-emission changer changes image signal corresponding to an image to be formed, the direction of emission of the light beam output through the beam shaper within at least a plane intersecting the direction of emission. Then, an optical engine formed with the semiconductor lasers, the optical multiplexer, the beam shaper and the direction-of-emission changer guides the laser light emitted from the direction-of-emission changer to the position of the pupil of the user. | 2022-09-22 |
20220299772 | HOLOGRAPHIC WAVEGUIDE - A waveguide including at least a first photopolymer layer and a second photopolymer layer having a barrier layer therebetween and a first transparent layer and second transparent layer overlaying the first and second photopolymer layers, respectively. The waveguide can further include at least one holographic incoupler and at least one holographic outcoupler, each configured to be responsive to light within a first waveband and unresponsive to light outside of the first waveband, and further configured to be transmissive or reflective. | 2022-09-22 |
20220299773 | AUGMENTED REALITY DISPLAY FOR MACULAR DEGENERATION - Disclosed is a providing visual assistance using a head-worn device including one or more display devices and one or more cameras. The method comprises capturing a forward visual field using at least one of the cameras and displaying a portion of the forward visual field in a peripheral field of view using one or more of the display devices. The method may provide improved visual perception for people with macular degeneration. The method may include mapping a central portion of the forward visual field to a near-peripheral field of view, wherein the mapped central portion is displayed in a peripheral field of view using a forward display device of the head-worn device. A portion of the forward visual field may also be displayed in a peripheral field of view using a peripheral display device of the head-worn device. | 2022-09-22 |
20220299774 | HEAD MOUNTED DISPLAY, LOUVER, OPTICAL DEVICE, AND MANUFACTURING METHOD OF LOUVER - A louver includes light shielding portions made of a light shielding material. The light shielding portions are provided inside a plate-like base portion made of a light transmitting material. In a plan view of a main surface of the plate-like base portion, the light shielding portions are arranged at a predetermined interval so as to sandwich a light transmitting portion. A width of each of the light shielding portions is 9% or less of the predetermined interval between the light shielding portions. | 2022-09-22 |
20220299775 | WEARABLE NEAR-TO-EYE DISPLAY WITH UNHINDERED PRIMARY FIELD OF VIEW - An optical apparatus has an electroluminescent display energizable to emit image-bearing light along an optical axis. A reflective polarizer reflects light of a first polarization state and transmit light of a second polarization state orthogonal to the first polarization state. A quarter wave plate in the path of transmitted light of the second polarization state imparts retardance to conveyed light. A curved, partially reflective surface transmits incident light. An exit lens directs light from the curved, partially reflective surface to an exit pupil, with an eye relief of less than the focal length of an eye, wherein the optical apparatus forms an image with a field of view exceeding 40 degrees horizontally and 20 degrees vertically. The optical apparatus is configured for seating directly against the face of the viewer, to form the image peripheral to a primary field of view. | 2022-09-22 |
20220299776 | DISPLAY APPARATUS INCLUDING COMBINER HAVING ASYMMETRIC MAGNIFICATION - Provided is a display apparatus including a combiner having asymmetric magnification. The display apparatus may include: an image forming device configured to form a virtual image; and a combiner configured to mix the virtual image with light containing an outside landscape and provide a viewer with the virtual image and the light that are mixed with each other, wherein the combiner may include a curved surface that varies a size of the virtual image with a first magnification in a first direction and a second magnification in a second direction perpendicular to the first direction, the second magnification being less than the first magnification. | 2022-09-22 |
20220299777 | HEAD-MOUNTED DEVICE - A head-mounted device includes a housing, a mask, and an optical machine assembly. An accommodating chamber is formed in the housing. The upper portion of the mask is connected to the housing, and the lower portion of the mask exceeds out of the housing. The optical machine assembly comprises: an optical machine support arranged in the accommodating chamber; an optical machine, positioned in the accommodating chamber; a waveguide piece; a connecting body, positioned in the accommodating chamber, the optical machine and the waveguide piece being mounted on the connecting body, and the connecting body being fixed to the optical machine support. The waveguide piece penetrates through the bottom of the housing from the accommodating chamber and extends downwards. | 2022-09-22 |
20220299778 | WAVEGUIDE SYSTEM FOR NEAR EYE OPTICAL DISPLAYS - An encapsulated waveguide system for a near eye optical display includes a first outer layer, a second outer layer, at least one waveguide substrate comprising an input area and an output area, a first spacer and a sealing element. The at least one waveguide substrate is disposed between the first and second outer layers and spaced therefrom by the first spacer. The sealing element joins edges of the first and second outer layers so as to encapsulate the at least one waveguide substrate within a cavity formed by the first and second outer layers. The formed cavity includes a first cavity between the at least one waveguide substrate and the first outer layer and a second cavity between the at least one waveguide substrate and the second outer layer. | 2022-09-22 |
20220299779 | HEAD-MOUNTED DEVICE - A head-mounted device includes a first housing, two second housings, a lacing assembly and a tightness adjustment mechanism. The lacing assembly comprises a first head band and a second head band, and one end of the first head band and one end of the second head band are overlapped and connected to form an overlapping portion. A ratchet pawl mechanism of the tightness adjustment mechanism has a ratchet pawl mechanism, and the tightness adjustment mechanism is matched with the overlapping portion through the ratchet pawl mechanism to adjust a length of the overlapping portion. The present disclosure provides a tightness adjustment mechanism, which can adjust the tightness of the first head band and the second head band by adjusting the length of the overlapping portion of the ratchet pawl mechanism. | 2022-09-22 |
20220299780 | HEAD-MOUNTED DEVICE - Described is a head-mounted device. The head-mounted device includes a first housing, two second housings, and a strap assembly. The first housing defines a first accommodating cavity and a second accommodating cavity. One second housing extends from a side of the first housing, and the other extends from another opposite side. The two second housings define two third accommodating cavities connected to the first accommodating cavity. A portion of the first housing on a side with the second accommodating cavity extends beyond the second housing. The strap assembly is connected to the first housing and includes a first headband and a second headband. An end of the first headband is received in the first accommodating cavity and one of the two third accommodating cavities corresponding to the first headband, and the other end of the first headband is disposed outside the first accommodating cavity. The second headband is arranged correspondingly. | 2022-09-22 |
20220299781 | HEAD-MOUNTED DEVICE - The present disclosure provides a head-mounted device and relates to a field of smart device. The head-mounted device includes a first housing, two second housings and a tightness adjustment mechanism. The first housing defines a first receiving cavity and a second receiving cavity partitioned from each other along an up-down direction. The two second housings extend from either side of two opposite sides of the first housing respectively. Each of the two second housings defines a third receiving cavity. Each of the two third receiving cavities communicates with the first receiving cavity. A part of the first housing at a side of the second receiving cavity extends beyond the second housing. The tightness adjustment mechanism is received in the first receiving cavity. A motion of a pawl assembly is achieved, thus a tightness of the first and second head bands can be adjusted. | 2022-09-22 |
20220299782 | HEAD-MOUNTED DEVICE SUPPORT AND HEAD-MOUNTED DEVICE - Provided are a head-mounted device support assembly and a head-mounted device. The head-mounted device support assembly includes a telescopic arm, a tightness adjustment mechanism, and a control module. The telescopic arm has an initial length. The tightness adjustment mechanism is connected to the telescopic arm for use in adjusting the telescopic length of the telescopic arm. The control module is electrically connected to the tightness adjustment mechanism, and controls the tightness adjustment mechanism based on an adjustment signal to drive the telescopic arm to move, so that the telescopic length is extended from the initial length or retracted to a target length. The head-mounted device support assembly can improve the wearing convenience. | 2022-09-22 |
20220299783 | ATTACHMENT PRODUCING ANAMORPHIC EFFECT - Apparatuses, systems, and methods for producing non-rotationally symmetric optical aberrations. Such aberrations may be created by a removable attachment that may be attached to another lens, such as a spherical lens. Aberrations that appear to reproduce an anamorphic effect may be produced, yet the underlying camera system may remain a spherical camera system, and the capture mode may remain non-anamorphic. | 2022-09-22 |
20220299784 | IMAGING DEVICE FOR A MEDICAL IMAGING SYSTEM, MEDICAL IMAGING SYSTEM AND METHOD FOR GENERATING MEDICAL IMAGES - The present invention relates to an imaging device ( | 2022-09-22 |
20220299785 | OPTICAL ENGINE MODULE AND PROJECTION DEVICE - An optical engine module and a projection device are provided. The optical engine module includes a light source unit, a first diffusion element, a polarizing beam splitting element, a second diffusion element, and a light valve. The light source unit emits a light beam. The first diffusion element is disposed on a transmission path of the light beam. The polarizing beam splitting element is disposed on the transmission path of the light beam. The first diffusion element is disposed between the polarizing beam splitting element and the light source unit. The second diffusion element has at least one optical surface to reflect and diffuse the light beam. The light beam forms an illumination beam after passing through the second diffusion element, and the illumination beam has an optical image matching angle. The light valve is disposed on a transmission path of the illumination beam. The light valve converts the illumination beam to an image beam. | 2022-09-22 |
20220299786 | POLARIZATION-DEPENDENT AUGMENTED REALITY DISPLAY - A device provides light for augmented reality vision. The device includes a display that emits light toward a beam splitter. The beam splitter reflects light from the display toward a polarization-dependent lens. The beam splitter allows world scene light to pass therethrough to the polarization-dependent lens. The polarization-dependent lens directs display light and world scene light toward a non-polarization-dependent lens positioned at an eye-ward side of the polarization-dependent lens. | 2022-09-22 |
20220299787 | SENSING DEVICE - A sensing device includes a first substrate, a second substrate disposed opposite to the first substrate, a light source emitting a first light to the object, and a light collimating structure disposed between the first substrate and the second substrate and including a plurality of light shielding layers, wherein the plurality of light shielding layers include a first light shielding layer and a second light shielding layer. The first light shielding layer includes first light transmitting region(s). The second light shielding layer includes second light transmitting region(s). The sensing device includes a sensing structure disposed between the first substrate and the second substrate, and receiving a second light reflected by the object via the first light transmitting region(s) and the second light transmitting region(s). A first width of the first light transmitting region (s) is different from a second width of the second light transmitting region(s). | 2022-09-22 |
20220299788 | ZOOM LENS, CAMERA MODULE, AND ELECTRONIC DEVICE - A zoom lens, a camera module, and an electronic device are provided. A first control end and a second control end of the zoom lens respectively control a second lens assembly and a third lens assembly to move for zooming; a third control end and a fourth control end control, under a first target focal length, the third lens assembly to move for focusing, and control, under a second target focal length, the third lens assembly to move for focusing, and the first target focal length is different from the second target focal length. | 2022-09-22 |
20220299789 | STEREOSCOPIC DISPLAY DEVICE - A stereoscopic display device including a display panel and an optical element is provided. The optical element is disposed on a display surface of the display panel. The optical element includes a lenticular lens array. The lenticular lens array includes a plurality of lenticular lenses extending in a first direction. The lenticular lenses are arranged in a second direction. The optical element includes a center line extending in the first direction. The lenticular lenses include a first lenticular lens and a second lenticular lens. The distance between the first lenticular lens and the center line is smaller than the distance between the second lenticular lens and the center line, and the curvature of the first lenticular lens is greater than the curvature of the second lenticular lens. | 2022-09-22 |
20220299790 | PROJECTOR AND PROJECTION METHOD - A projector includes a projection unit configured to emit projected light, a first projection unit configured to form an image in an aerial projection region from a first part of the projected light, and a second projection unit configured to form an image on a real projection surface from a second part of the projected light, the second part being different from the first part. | 2022-09-22 |
20220299791 | Detachable Bluetooth Glasses - The present application discloses a detachable bluetooth glasses, comprising a spectacle frame and a lenses frame, the spectacle frame is provided with a mounting groove; the spectacle frame comprises a lenses beam and two lenses, two lenses are arranged at the bottom of the lenses beam and distribute alternately; the lenses beam is inserted inside the mounting groove and the lenses beam is detachably connected to the inner wall of the mounting groove. detachable bluetooth glasses of the present application, can be changed the lenses and used according to different situation. | 2022-09-22 |
20220299792 | LANYARD FOR SMART FRAMES AND MIXED REALITY DEVICES - A lanyard for securing a mixed reality device or a smart frame to a body of a user, is provided. The lanyard includes a first connector and a second connector, at least one of the first connector or the second connector configured to couple to a first leg and a second leg in the mixed reality device by at least one of a mechanical, a magnetic, or a chemical fitting. The lanyard also includes a cord separating the first connector from the second connector, and a power circuit configured to transfer a power between the mixed reality device and the lanyard through the first connector or the second connector. The cord includes an energy transfer component providing one of a digital signal to a processor in the mixed reality device, or the power from the power circuit to the processor of the mixed reality device. | 2022-09-22 |