43rd week of 2021 patent applcation highlights part 37 |
Patent application number | Title | Published |
20210333428 | METHODS AND SYSTEMS FOR PROCESSING BOREHOLE DISPERSIVE WAVES WITH A PHYSICS-BASED MACHINE LEARNING ANALYSIS - Systems and methods are provided for determining a formation body wave slowness from an acoustic wave. Waveform data is determined by logging tool measuring the acoustic wave. Wave features are determined from the waveform data and a model is applied to the wave features to determine data-driven scale factors The data-driven scale factors can be used to determine a body wave slowness within a surrounding borehole environment and the body wave slowness can be used to determine formation characteristics of the borehole environment. | 2021-10-28 |
20210333429 | 3D INVERSION OF DEEP RESISTIVITY MEASUREMENTS WITH CONSTRAINED NONLINEAR TRANSFORMATIONS - A method includes setting a value of a formation parameter for a subsurface formation and creating an initial three-dimensional (3D) model of the subsurface formation based on the formation parameter. The method also includes applying a constrained transformation to one or more inversion variables of the initial 3D model to create a variable-constrained 3D model of the subsurface formation and applying an unconstrained minimization operation to the variable-constrained 3D model to generate a first transformed 3D model. The method also includes inverting the first transformed 3D model to generate a first inverted 3D model of the subsurface formation. | 2021-10-28 |
20210333430 | SHIELDING STRUCTURE OF SAFETY INSPECTION EQUIPMENT AND SAFETY INSPECTION CHANNEL - A shielding structure of the safety inspection equipment includes a first carbon fiber layer, a polyurethane layer and a second carbon fiber layer, which are sequentially stacked to be configured as a shielding channel with two opened ends. The second carbon fiber layer is an outer layer of the shielding channel. The first carbon fiber layer and the second carbon fiber layer are made of carbon fiber materials. The polyurethane layer is made of polyurethane materials. | 2021-10-28 |
20210333431 | HIGH-ENERGY X-RAY SOURCE AND DETECTOR FOR WELLBORE INSPECTION - A system, method, and apparatus for wellbore inspection comprise an electron accelerator to generate X-rays, a rotating collimator assembly configured to produce a cone of X-rays, and at least one detector assembly configured to collect backscattered X-rays. A position assembly can be provided to move the electron accelerator, rotating collimator assembly, and detector through a wellbore. A computer system is configured to receive data from the detector and generate an image of the wellbore. | 2021-10-28 |
20210333432 | GAMMA LOGGING TOOL ASSEMBLY - Disclosed embodiments include a gamma logging detector assembly that includes a detector support structure comprising one or more high density alloy materials and including a first cylindrical drill collar segment and a second cylindrical drill collar segment each having a radius of at least R1. A third cylindrical drill collar segment is disposed axially between the first and second cylindrical drill collar segments to form an annular channel over the third cylindrical drill collar segment and between the first and second cylindrical drill collar segments. The third cylindrical drill collar segment includes an inwardly defined open cavity and a radius, R2, that is less than R1. An annular pressure sleeve comprising one or more low density alloy materials is disposed within the annular channel. | 2021-10-28 |
20210333433 | POINT-VECTOR BASED MODELING OF PETROLEUM RESERVOIR PROPERTIES FOR A GRIDLESS RESERVOIR SIMULATION MODEL - Systems and methods for modeling petroleum reservoir properties using a gridless reservoir simulation model are provided. Data relating to geological properties of a reservoir formation is analyzed. A tiered hierarchy of geological elements within the reservoir formation is generated at different geological scales, based on the analysis. The geological elements at each of the different geological scales in the tiered hierarchy are categorized. Spatial boundaries between the categorized geological elements are defined for each of the geological scales in the tiered hierarchy. A scalable and updateable gridless model of the reservoir formation is generated, based on the spatial boundaries defined for at least one of the geological scales in the tiered hierarchy. | 2021-10-28 |
20210333434 | METHOD AND SYSTEM FOR INTEGRATED SURFACE WATER AND GROUNDWATER MODELLING USING A DYNAMIC MESH EVOLUTION - A method and system for integrated surface water and groundwater modelling using a dynamic mesh evolution. The system includes a dynamic mesh evolution that enables elevation changes in a landscape to be better represented in a simulation model. By moving, adding or removing computation nodes within the model over a predetermined range and updating the metadata, elevation changes may be better represented. | 2021-10-28 |
20210333435 | WATER VAPOR OBSERVATION INSTRUMENT AND WATER VAPOR OBSERVATION METHOD - A microwave radiometer includes an electromagnetic wave transmission surface, a vertically upward horn configured to receive an electromagnetic wave passing through the electromagnetic wave transmission surface and processing circuitry configured to generate water vapor spectrum data relating to water vapor based on the electromagnetic wave received by the horn, generate cloud liquid water data relating to cloud liquid water based on the electromagnetic wave received by the horn, and calculate a water vapor amount by using the water vapor spectrum data and the cloud liquid water data. | 2021-10-28 |
20210333436 | Antioxidant Contact Lens - A contact lens having antioxidant properties is described as well as methods of manufacturing the same. The contact lens can be present in a sealed contact lens package. The seal contact lens package can include at least a) a plastic base member having a cavity; b) a contact lens packaging solution in the cavity; c) a sterile, unworn contact lens immersed in the contact lens packaging solution in the cavity; and d) a cover that forms a liquid-tight seal with the plastic base member. As an example, the unworn contact lens is a silicone hydrogel contact lens having present therein vitamin E. The vitamin E is non-releasable from the unworn contact lens and the contact lens packaging solution has less than 1 ppm of vitamin E present. The vitamin E is trapped, embedded, absorbed, or non-covalently attached in the unworn contact lens. | 2021-10-28 |
20210333437 | ANTI-REFLECTIVE COATINGS AND METHODS OF FORMING - An anti-reflective coating including a plurality of first layers, which each comprise a first material with a relatively high refractive index, and a plurality of second layers, which each comprise a second material with a relatively low refractive index. A total thickness of the first layers comprised of the first material is about 120 nm or less. Additionally, the anti-reflective coating is configured to absorb about 0.25% or less of light for a single reflection of the average of the s- and p-polarizations of the light, at every wavelength between about 425 nm to about 495 nm, when the light is propagating under total internal reflection. | 2021-10-28 |
20210333438 | MULTILAYER ANTIREFLECTIVE ARTICLE AND METHODS OF FORMING THE SAME - Multilayer antireflective articles are disclosed. In embodiments, the multilayer antireflective articles include a combination of a moth-eye layer and a multi-layer antireflective stack. The articles can exhibit desirable optical properties for use in various applications, including screen overlays. Methods of forming such articles are also disclosed. | 2021-10-28 |
20210333439 | POLARIZER PROTECTIVE FILM AND METHOD FOR TEARING OFF SAME - The present disclosure provides a polarizer protective film and a method for tearing off the same. The polarizer protective film is used for adhering to a surface of a polarizer. The polarizer protective film is provided with an extending portion protruding from the polarizer. In the polarizer protective film of the present disclosure and the method for tearing off the same, an extending portion is provided on the polarizer protective film, so that when the polarizer protective film is torn off, there is a good force bearing point to achieve the effect of tearing off the polarizer protective film at one time. | 2021-10-28 |
20210333440 | Window Cover Film and Flexible Display Panel Including the Same - Provided are a window cover film and a display panel including the same. More specifically, a window cover film includes a polyimide-based film, and an inorganic thin film layer and a hard coating layer formed on at least one surface of the polyimide-based film. A light transmittance measured at 388 nm is 50% or less and a total light transmittance measured at 400 to 700 nm is 87% or more, is provided. | 2021-10-28 |
20210333441 | OPTICAL SYSTEM AND PROCESS FOR MANUFACTURING SAME - An optical system includes a layer having a first surface intended to receive a radiation and a second surface opposite to the first surface. The the layer is opaque to the radiation and includes through or partially through holes open on the first surface. The optical system further includes an array of micrometer-range optical elements covering the layer. Each optical element is configured to behave as a converging lens having a focal distance in the range from 1 μm to 100 μm. The distance between the surface equidistant from the first and second surfaces and the focal points of the optical elements is smaller than twice the thickness of the layer. | 2021-10-28 |
20210333442 | FLAT TOP DIFFUSER FOR LASER APPLICATION - A micro-optic cell design with a regularly spaced micro-lens array, having a series of randomly positioned lenslets that have been digitally overwritten, wherein the overwritten area is greater than 0 up to 100 percent fill, and wherein a light shaping diffuser pattern is placed on top of the lenslets of the micro-optic cell. | 2021-10-28 |
20210333443 | Wide-Angle Beam Steering - Wide-angle beam steering using two or more variable lenses to form a small-angle beam steering element, along with a numerical aperture converter and a wide-angle lens. The small-angle beam steering element might comprise either one- or two-dimensional beam steering with tunable liquid lenses. | 2021-10-28 |
20210333444 | LIGHT ABSORPTION FILM, PREPARATION METHOD AND APPLICATION - A light absorption film. The light absorption film is a titanium-aluminum-nitride film, including a bottom layer and an outer layer; the bottom layer has a nano-layered structure, the outer layer has a columnar crystal structure, and the top of the columnar crystal structure is a conical surface; within a light wavelength range of 200 nm to 2500 nm, the light absorption film has an average light absorption rate (α) of not less than 0.89. After adding an antireflection layer of TiAlON, TiO | 2021-10-28 |
20210333445 | MANUFACTURE OF OPTICAL LIGHT GUIDES - The method for manufacturing optical light guide elements comprises providing a plurality of initial bars, each initial bar extending along a respective initial-bar direction from a first bar end to a second bar end and having a first side face extending from the first bar end to the second bar end, the first side face being reflective; positioning the initial bars in a row with their respective initial-bar directions aligned parallel to each other and with their respective first surfaces facing towards a neighboring one of the initial bars; and fixing the plurality of initial bars with respect to each other in the position to obtain a bar arrangement. | 2021-10-28 |
20210333446 | FAIL SAFE BEAM SHUTTER DEVICES AND SYSTEMS - The invention provides apparatuses and systems for cutting off electromagnetic radiation (ER) beams, such as laser beams. The apparatuses and systems employ gravitational force on a shutter to close off the path of the ER beam if power is cut to an electromagnet holding the shutter out of the beam path. Power to the electromagnet is typically connected to a safety interlock connected to a door or other entry point to an enclosure in which the ER beam is being used. Additionally, the invention provides add-on devices that allow the ER beam to be blocked to change lenses or targets. | 2021-10-28 |
20210333447 | DEVICES USING GLASS BOWS - A pop-up having a glass bow are produced by shining a point light source on a reflective and refractive surface. The pop-up with a glass bow might be incorporated into a card or a book. | 2021-10-28 |
20210333448 | SOLAR LIGHT MANAGEMENT - A translucent construction element comprising a layer of translucent substrate, which contains a surface structured with nanoplanes of inclined angle relative to the substrate plane, and coated with an interrupted metallic layer covering at least a part of said nanoplanes, is characterized by a high density of interruptions in the metallic layer of low thickness; the periodicity of interruptions in the metallic layer generally is from the range 50 to 1000 nm and the thickness of the metallic layer typically is from the range 1 to 50 nm. The construction element may be integrated, for example, into windows, plastic films or sheets or glazings, especially for the purpose of light management. | 2021-10-28 |
20210333449 | OPTICAL ELEMENT AND OPTICAL APPARATUS - An optical element includes a glass body including a colored layer provided inside the glass body and positioned at an optical function surface of the optical element. An optical apparatus including the optical element is also provided. | 2021-10-28 |
20210333450 | CONTROLLING ETCH ANGLES BY SUBSTRATE ROTATION IN ANGLED ETCH TOOLS - Embodiments described herein relate to methods of forming gratings with different slant angles on a substrate and forming gratings with different slant angles on successive substrates using angled etch systems. The methods include positioning portions of substrates retained on a platen in a path of an ion beam. The substrates have a grating material disposed thereon. The ion beam is configured to contact the grating material at an ion beam angle θ relative to a surface normal of the substrates and form gratings in the grating material. The substrates are rotated about an axis of the platen resulting in rotation angles ϕ between the ion beam and a surface normal of the gratings. The gratings have slant angles θ′ relative to the surface normal of the substrates. The rotation angles ϕ selected by an equation ϕ=cos | 2021-10-28 |
20210333451 | DECORATION MEMBER - This specification relates to a decoration member including: a substrate; and a decoration layer provided on the substrate in which there are one or more combinations of viewing angles θ and φ in which a contrast parameter C | 2021-10-28 |
20210333452 | DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR - This application discloses a display panel and manufacturing method therefor. The display panel includes a plurality of pixels and corresponding filters. A planarization layer is arranged on the filter. The planarization layer and a transparent filter are made of the same transparent photoresist material. | 2021-10-28 |
20210333453 | COLOR FILTER SUBSTRATE AND MANUFACTURING METHOD THEREOF - A color filter substrate and a manufacturing method thereof are provided. The color filter substrate has a transparent substrate; a color resist layer formed on the transparent substrate, and the color resist layer has at least one recess and at least one flat portion; a transparent conductive layer formed on the color resist layer; and a black photosensitive layer formed on the transparent conductive layer. The black photosensitive layer has a first protruding portion and a second protruding portion. The first protruding portion is disposed on the recess and extends into the recess. The second protruding portion is disposed on the flat portion and a height of the second protruding portion is greater than a height of the first protruding portion. | 2021-10-28 |
20210333454 | INDUCED TRANSMISSION FILTER WITH HYDROGENATED SILICON AND SILVER - An induced transmission filter may include a set of optical filter layers. The set of optical filter layers may include a first subset of optical filter layers comprising a first material with a first refractive index, the first material comprising at least silicon and hydrogen. The set of optical filter layers may include a second subset of optical filter layers comprising a second material with a second refractive index. The second material may be different from the first material and the second refractive index may be less than the first refractive index. The second material may include at least silver. | 2021-10-28 |
20210333455 | OPTICAL FILM - An optical film including a plurality of alternating first and second layers disposed on a skin layer is described. The skin layer has an average thickness greater than about 2 microns. A transmittance of the film for substantially normally incident light includes a band edge separating first and second wavelength ranges, where each range is at least 250 nm wide. A reflectance of the film is greater than about 95% for each wavelength in the first wavelength range; an average transmittance of the film is greater than about 80% in the second wavelength range; and a difference between maximum and minimum values of the optical transmittance of the film in the second wavelength range is less than about 30%. The band edge may have a slope that is greater than about 2%/nm. The transmittance may increase monotonically at least from about 10% to about 70% with increasing wavelength. | 2021-10-28 |
20210333456 | DISPLAY APPARATUS AND IMAGING APPARATUS - In a display apparatus body ( | 2021-10-28 |
20210333457 | METHOD OF MANUFACTURING METAL WIRE AND METAL WIRE GRID, WIRE GRID POLARIZER, ELECTRONIC DEVICE - A method of manufacturing a metal wire, a method of manufacturing a metal wire grid, a wire grid polarizer, and an electronic device are provided. The method of manufacturing a metal wire includes: forming a metal material layer on a base substrate etching the metal material layer by using a composite gas including an etching gas and a coating reaction gas to form the metal wire and a protective coating layer on a surface of the metal wire. | 2021-10-28 |
20210333458 | POLARIZER SHEET, DISPLAY PANEL AND DISPLAY DEVICE - A polarizer sheet, a display panel and a display device are provided. The polarizer sheet includes a supporting layer, a polarizing layer, and an electrically conductive layer. The display panel includes the polarizer sheet, a color filter substrate, an array substrate, and a silver adhesive layer. The display device includes the display panel. The invention reduces a used amount of silver adhesive, reduces cost, increases contacting area between the polarizer sheet and the color filter substrate, and increases a proportion of a screen, so that the polarizer sheet can be applied to a full screen narrow border mobile phone. | 2021-10-28 |
20210333459 | LIGHT GUIDE PLATE, BACKLIGHT MODULE AND DISPLAY DEVICE - A light guide plate, a backlight module and a display device are provided. A plurality of blind holes is arranged at a surface of the light guide plate; the blind hole is filled with a light-converting unit; the light-converting unit includes an accommodating cavity made of a light-transmitting material, and a light-converting material located in the accommodating cavity; and a gap is between an outer wall of the accommodating cavity and an inner wall of the blind hole. | 2021-10-28 |
20210333460 | FLEXIBLE LIGHT PATH GUIDE DEVICE - A flexible light path guide device includes at least one light path coupling member for receiving at least one visible light and at least one flexible optical guide member having a first end, a second end extending in a direction away from the first end, a light path positioned between the first and second ends and at least one chamber positioned in the light path in adjacency to the second end. The first end is coupled with the visible light corresponding to the light path coupling member. The visible light is guided by the light path to the chamber. The chamber guides the visible light to outer side of the flexible optical guide member. Accordingly, when the visible light reaches a projected object, the effects that the visible light has high brightness and low optical energy loss and the total volume of the projection imaging device is minimized are achieved. | 2021-10-28 |
20210333461 | Light Emitting Unit, Display, And Lighting Apparatus - There are provided a light emitting unit that enhances the uniformity of in-plane colors, as well as a display and a lighting apparatus that include such a light emitting unit thereon. The light emitting unit includes: a plurality of light emitting sections each having a light source and a wavelength conversion member, the wavelength conversion member converting a wavelength of light emitted from the light source; an optical component having a light incident surface in opposition to the plurality of light emitting sections; and a color unevenness prevention structure suppressing direct entering of light from the light source into the optical component. | 2021-10-28 |
20210333462 | LIGHT GUIDE PLATE AND BACKLIGHT MODULE - A light guide plate includes a light guide body and a through hole. The light guide body further includes a first light exit surface. The first light exit surface is a side wall surrounding the through hole and is a shaped surface. An embodiment of the shaped surface can be an inclined plane, a quadric surface, or a free curved surface. After guiding the lights emitted from the light source by the light guide plate, more lights enter the through hole and the through hole area of the display panel. Furthermore, the first light exit surface can be adjusted to ensure the uniformity of the brightness in a display area. | 2021-10-28 |
20210333463 | BACKLIGHT AND IMAGE DISPLAY DEVICE - A backlight comprises a light guide plate and a light emitting element. The light guide plate has a first main surface, a second main surface opposite the first main surface, and a side surface connecting the first main surface and the second main surface, the side surface having a first region and a second region different from the first region. The light emitting element emits light toward the first region of the side surface of the light guide plate. The side surface of the light guide plate includes, in the second region of the side surface of the light guide plate, a first inclined surface that extends from an outer edge of the first main surface in an inclined manner and has an inclination angle between 52° and 83° with respect to the first main surface. | 2021-10-28 |
20210333464 | LIGHT GUIDE PLATE AND MANUFACTURING METHOD THEREOF, FRONT-LIGHTING AND DISPLAY DEVICE - The present disclosure provides a light guide plate, a manufacturing method thereof, a front-lighting and a display device. The light guide plate includes a light guide plate body having a first surface, a second surface, and a light incident surface, the light guide plate body is provided with a plurality of optical microstructures, refractive index of the optical microstructure is greater than that of the light guide plate body; a bottom surface of the optical microstructure is attached to the first surface; and the optical microstructure is configured such that when light passes through and emits from the optical microstructure from the light guide plate body, an angle between an emergence direction of the light and a vertical line relative to the bottom surface of the optical microstructure to be smaller than an incident angle of the light incident on the bottom surface of the optical microstructure. | 2021-10-28 |
20210333465 | OPTICAL FILM, BACKLIGHT MODULE, AND DISPLAY DEVICE - An optical film includes a light-incident side and a light-exit side opposite to the light-incident side. The light-exit side of the optical film can be divided into a middle area and two side areas along an X-axis direction. Said side areas are located on both sides of the middle area. A plurality of strip structures are protruded and arranged on each of the side areas of the light-exit side, and the strip structures are arranged along the direction of the X axis and elongated along the direction of a Y axis perpendicular to the X axis. The strip structures are in a staggered arrangement of high microstructures and low microstructures with a height lower than the high microstructures. Through the type and arrangement of the strip structures on the optical film, the light with an excessively large angle can be refracted again. Therefore, the problem of large angle light leakage will be solved and the contrast of the large-angle viewing angle will be improved. This invention also provides a backlight module and a display device including the optical film. | 2021-10-28 |
20210333466 | BACKLIGHT MODULE, DISPLAY DEVICE, AND MANUFACTURING METHOD OF BACKLIGHT MODULE - A backlight module, display device, and a manufacturing method of a backlight module are provided. The backlight module includes a back plate, a reflective sheet, a light guide plate, an optical diaphragm set, and a sleeve. A perforation is disposed on the backlight module, and the perforation sequentially penetrates through the back plate, the reflective sheet, the light guide plate, and the optical diaphragm set. The sleeve is sleeved in the perforation. The sleeve is hollow, and a sleeve side wall encircles to form a backlight hole. The display device includes the backlight module, a display panel, and a light shielding adhesive between them. The manufacturing method of a backlight module includes steps: providing a back plate, manufacturing a reflective sheet, manufacturing a light guide plate, manufacturing an optical diaphragm set to form a perforation, and manufacturing a sleeve sleeved in the perforation. | 2021-10-28 |
20210333467 | MANUFACTURING METHOD OF FLEXIBLE WAVEGUIDE DISPLAY STRUCTURE - A manufacturing method of flexible waveguide display structure includes steps of: providing at least one mold, the at least one mold having multiple mold channels inside, a polymer material being filled into the multiple mold channels, after solidified and shaped, multiple flexible waveguide structures being formed; taking the multiple flexible waveguide structures out of the multiple mold channels, each two adjacent flexible waveguide structures of the multiple flexible waveguide structures having two opposite cut faces, an optical guide layer being formed on one of the cut faces; and connecting the opposite cut faces of the multiple flexible waveguide structures with each other to form the flexible waveguide display structure. The manufacturing method of the flexible waveguide display structure is applicable to a device with different curved faces or plane faces to enhance the installation flexibility and the brightness and uniformity of the visible light image. | 2021-10-28 |
20210333468 | BACKLIGHT MODULE AND DISPLAY DEVICE - Provided are a backlight module and a display device. The backlight module includes a back plate, a sealant and a light source portion. The sealant includes a first surface with an inclined angle. The light source portion includes a circuit board and a light source. A first end of the circuit board is disposed on the first surface, and a second end of the circuit board is disposed on the light guide plate. The circuit board is obliquely disposed on the sealant and the light guide plate. | 2021-10-28 |
20210333469 | DISPLAY APPARATUS - Provided is a display apparatus including a display panel, a light guide plate arranged behind the display panel, a light guide member configured to guide light toward a rear surface of the light guide plate, the light guide member formed of a transparent material and arranged to have a front surface come in contact with the rear surface of the light guide plate, and a light source configured to supply light to the light guide member, wherein the light guide member includes a light guide portion having a width and a length longer than the width and configured to guide widthwise movement of light supplied from the light source and an exit portion protruding forward from the light guide portion to guide the light to be emitted toward the rear surface of the light guide member. | 2021-10-28 |
20210333470 | ILLUMINABLE PANE UNIT - The present invention includes a pane unit ( | 2021-10-28 |
20210333471 | OPTICAL FIBER - An optical fiber includes a core with radius r | 2021-10-28 |
20210333472 | PHOTONIC INTEGRATED CIRCUIT FOR A PLURALITY OF OPTICAL TRANSMITTERS AND RECEIVERS - A photonic integrated circuit (PIC) having a substrate in which vertically coupled photodetectors and in-line optical modulators are integrated to enable vertical coupling of light using a fiber assembly block (FAB), with the planar end surface thereof being attached to a substantially planar main surface of the substrate. In an example embodiment, the photodetectors are buried in deep vias formed in the substrate, and the in-line optical modulators are waveguide-connected to the corresponding vertical-coupling optical gratings. The photodetectors and optical gratings may be arranged in a linear array along the main surface of the substrate to enable uncomplicated optical alignment of end segments of the optical fibers in the FAB with the corresponding photodetectors and optical gratings for vertical coupling of light therebetween. In some embodiments, the FAB may have more than one hundred optical fibers. In some embodiments, the PIC can be implemented using the silicon photonics material platform. | 2021-10-28 |
20210333473 | LOOPBACK WAVEGUIDE - A structure for, and method of, forming a first optoelectronic circuitry that generates an optical signal, a second optoelectronic circuitry that receives an optical signal, and a loopback waveguide that connects the output from the first optoelectronic circuitry to the second optoelectronic circuitry on an interposer substrate are described. The connected circuits, together comprising a photonic integrated circuit, are electrically tested using electrical signals that are provided via probing contact pads on the PIC die. Electrical activation of the optoelectrical sending devices and the subsequent detection and measurement of the optical signals in the receiving devices, in embodiments, provides information on the operability or functionality of the PIC on the die at the wafer level, prior to die separation or singulation, using the electrical and optical components of the PIC circuit. | 2021-10-28 |
20210333474 | EDGE COUPLERS WITH STACKED LAYERING - Structures including an edge coupler and methods of fabricating a structure including an edge coupler. The edge coupler includes a waveguide core, and a shaped layer is positioned over a portion of the waveguide core. The waveguide core is comprised of a first material, and the shaped layer is comprised of a second material different in composition from the first material. The first material may be, for example, single-crystal silicon, and the second material may be, for example, silicon nitride. | 2021-10-28 |
20210333475 | FIBER OPTIC CABLE ASSEMBLY WITH THERMOPLASTICALLY OVERCOATED FUSION SPLICE, AND RELATED METHOD AND APPARATUS - A method for protecting fusion spliced optical fibers includes immersing sections of fusion spliced first and second optical fibers in a pool of molten thermoplastic material, followed by removal and cooling of liquid-coated areas, to yield a solid thermoplastic overcoating that extends over a splice joint as well as previously stripped sections and pre-coated sections of the first and second optical fibers. Optionally, a strength member may be adhered to the solid thermoplastic overcoating to provide a reinforced fusion spliced section. A strength member may include a metal rod or a secondary, thick thermoplastic coating. A fiber optic cable assembly includes a solid thermoplastic overcoating that extends over the splice joint as well as previously stripped sections and pre-coated sections of the fibers. Such coating may be formed rapidly with minimal capital expense, may dispense with the need for integrated strength members, and may provide reduced size and enhanced flexibility as compared to heat shrink protection sleeves. | 2021-10-28 |
20210333476 | METHOD OF MANUFACTURING OPTICAL MULTIPLEXER AND OPTICAL MULTIPLEXER MANUFACTURED THEREBY - A method of manufacturing an optical multiplexer, whereby one molded product is formed by using a mold and vertically cut in a row direction, thus efficiently manufacturing multiple optical multiplexers, with a microlens array and an optical block being integrated together. Therefore, the present invention may increase product productivity and realize a size reduction of a product. | 2021-10-28 |
20210333477 | FERRULE-LESS FIBER OPTIC CONNECTOR HAVING MULTIPLE OPTICAL FIBERS - The present disclosure relates to a ferrule-less fiber optic connector including a connector body having a front end. The ferrule-less fiber optic connector can include a plurality of optical fibers that extend through the connector body. The optical fibers can have having free end portions at the front end of the connector body that are not supported by a ferrule or by ferrules. In one example, the ferrule-less fiber optic connector can be a duplex fiber optic connector. Transceiver modules and components are also disclosed. | 2021-10-28 |
20210333478 | FIBER OPTIC CONNECTOR AND METHOD OF ASSEMBLING THE SAME - The present invention discloses a fiber optic connector comprises: a ferrule assembly; a spring seat provided behind the ferrule assembly; and a spring provided between the ferrule assembly and the spring seat. The spring seat has a receiving chamber having an insertion port through which a portion of the ferrule assembly is inserted into the receiving chamber; wherein the ferrule assembly is pre-assembled into the receiving chamber of the spring seat in a way that the ferrule assembly is held to be movably engaged with the spring seat. The spring is fitted and compressed in the receiving chamber. As a result, the ferrule assembly, the spring seat and the spring are pre-assembled into an integral assembly before being inserting into a connector housing. All components of the connector except for the housing may be smoothly pulled through a small long pipe as a whole. After being pulled through the pipe, all components of the connector except for the housing may be easily and quickly inserted into the housing as a whole at one time. | 2021-10-28 |
20210333479 | Connector Pack for an Optical Fiber Enclosure - A connector pack for an optical fiber enclosure has a plurality of connector slots each for receiving a respective connector on a cable. The connector pack has a first set of connector slots on a first side of a connector pack body and a second set of connector slots on a second side of the connector pack body. The first set of connector slots and the second set of connector slots each include a latch opening for receiving a latch of a respective connector. The latch opening of the first set of connector slots is offset with respect to the latch opening of the second set of connectors. According to some embodiments, the latch opening of the first set of connector slots is inverted with respect to the latch opening of the second set of connector slots. | 2021-10-28 |
20210333480 | APPARATUS AND METHOD FOR ARRAYING OPTICAL FIBERS SIDE BY SIDE ON A PITCH GREATER THAN THE DIAMETER OF THE FIBER - An optical fiber arranging tool has a base, a top surface, and a recessed channel extending along the base and has a plurality of ribs disposed within the recessed channel. The plurality of ribs have a pitch of 250 microns creating a plurality of grooves for receiving the optical fibers. The tool may also have a latch, there being a slot between the top surface of the base and an underside of the latch and in communication with the recessed channel. A method for aligning the optical fibers includes sliding individual optical fibers into a slot and the recessed channel, moving an object along the optical fibers in the recessed channel, passing the individual optical fibers through a respective one of a plurality of grooves created by ribs within the recessed channel and maintaining the individual optical fibers at a distance of 0.250 mm. | 2021-10-28 |
20210333481 | OPTICAL FIBER CONNECTION SYSTEM INCLUDING OPTICAL FIBER ALIGNMENT DEVICE WITH OPTICAL FIBER CLEANER - The present disclosure relates to system and method for cleaning an end face of a bare optical fiber ( | 2021-10-28 |
20210333482 | OPTICAL CONNECTOR-INCORPORATING PLUG MANUFACTURING METHOD AND OPTICAL CONNECTOR-INCORPORATING PLUG - There is provided an optical connector-incorporating plug properly assembled such that an optical fiber taken out from an end portion of an optical cable can have a fixed length. The optical connector-incorporating plug of the invention includes: a cable insertion component having an insertion hole in which an optical cable is inserted with an optical fiber being taken out from a cable end portion of the optical cable; a tubular member in which the cable end portion and the optical fiber are placed and in which the cable insertion component is fitted; a hole formed at a peripheral wall of the tubular member to check at least one of the cable end portion and the optical fiber in the tubular member; and a surrounding member mounted to the tubular member to surround the portion of the tubular member where the cable insertion component is fitted, thereby covering the hole. | 2021-10-28 |
20210333483 | OPTICAL CONNECTOR AND OPTICAL CONNECTION STRUCTURE - This optical connector includes a ferrule, a plug frame, and an elastic member. The ferrule holds a glass fiber of an optical fiber. The plug frame receives the ferrule. The elastic member holds, with a first length, the ferrule in a first position in the plug frame, or holds, with a second length shorter than the first length, the ferrule in a second position in the plug frame. When the ferrule is in the first position, the ferrule and the plug frame are in contact with each other via the tapered surface, and the pivotal movement of the ferrule to the plug frame is restricted. When the ferrule is in the second position, the ferrule is not in contact with the plug frame and is pivotable to the plug frame, and the ferrule is in a floating state. | 2021-10-28 |
20210333484 | FIBER CONNECTION STRUCTURE PROVIDED WITH OPTICAL CONNECTOR, MODULE, AND ASSEMBLY - An optical connector-equipped fiber connection structure according to an embodiment includes at least three groups including two or more optical fibers adjacent to each other. In the groups, two or more of the optical fibers extend from a first multi-core connector to a second multi-core connector without intersecting with each other. Optical fibers of two groups in the at least three groups intersect with each other in a midway point going from the first multi-core connector to the second multi-core connector. Optical fibers of groups other than the two groups extend from the first multi-core connector to the second multi-core connector without intersecting with the other optical fibers extending from the first multi-core connector. | 2021-10-28 |
20210333485 | PLUG ASSEMBLY - A plug assembly includes a lower cover and an upper cover. The lower cover has two lower lateral walls and a lower rear wall. A top surface of a lower portion of the lower cover, the two lower lateral walls and the lower rear wall surround a lower accommodating space. The lower accommodating space has at least one lower embedding portion. The upper cover is assembled to the lower cover. The upper cover has two upper lateral walls and an upper rear wall. A bottom surface of an upper portion of the upper cover, the two upper lateral walls and the upper rear wall surround an upper accommodating space. The upper accommodating space is combined with the lower accommodating space to form an accommodating space. The upper accommodating space has at least one upper embedding portion disposed corresponding to the at least one lower embedding portion. | 2021-10-28 |
20210333486 | INTEGRATED BOOT FOR A PROTECTED CABLE CONNECTOR ASSEMBLY - The present disclosure talks about an integrated boot for use with a connector. The connector is connected to an inner optical fibre cable. The integrated boot includes a boot part and an elf part. The elf part is integral to the boot part. The boot part holds the connector with the inner optical fibre cable. The boot part connects a first end of the inner optical fibre cable to the connector. The elf part is capable of engaging with a transport tube when the elf part is pushed into the transport tube. The inner optical fibre cable passes through the transport tube. | 2021-10-28 |
20210333487 | FIBER OPTIC CONNECTOR WITH CABLE BOOT RELEASE - Connector assemblies are described herein. For example, a connector assembly including: a housing configured to accept a first ferrule and a second ferrule. The connector assembly may also have a push/pull clip that is configured to depress a protrusion that rotates down a connector device to remove the connector assembly from an adapter. The push/pull clip is integrated with a cable boot assembly that allows a user to apply a distal force to remove or insert the connector assembly into the adapter housing. The push/pull clip is configured for use to release a MPO and LC connector type from an adapter. | 2021-10-28 |
20210333488 | OPTICAL FIBER CONNECTOR WITH CHANGEABLE POLARITY - A multi-fiber, fiber optic connector may include a reversible keying arrangement for determining the orientation for plugging the connector into an adapter to thereby allow for a change in polarity of the connection to be made on site. The connector housing may be configured to engage with a removable key that may be engaged with the housing in at least two different locations to provide the plug-in orientation, or the housing may have slidably displaceable keys movable between multiple positions on the housing. | 2021-10-28 |
20210333489 | FIBER ARRAY FOR VERTICAL COUPLING - The present application provides a fiber array for vertical coupling, including an optical fiber, an L-shaped plate, a U-shaped cover plate and a V-shaped slot; wherein the optical fiber includes a straight section, a curved transition section and a curved fixed section that are sequentially connected; the curved transition section of the optical fiber is arranged on an outer side surface of the L-shaped plate, the straight section of the optical fiber is fixedly arranged at a horizontal end of the L-shaped plate through the U-shaped cover plate, and the curved fixed section of the optical fiber is fixedly arranged on a curved end of the L-shaped plate through the V-shaped slot. The fiber array for vertical coupling provided by the present application can greatly reduce the optical loss in the light path. | 2021-10-28 |
20210333490 | METHOD OF BONDING FOCUSING LENS WITH FIBER ARRAY AND METHOD OF ALIGNING THE SAME - A method of bonding a focusing lens with a fiber array is disclosed. A core end facet of a first optical fiber disposed on the fiber array is recognized by a camera. A projection of the core end facet of the first optical fiber on a bonding surface of the fiber array is specified by a processing unit to obtain a core end facet information. An alignment procedure is performed by a pickup component according to the core end facet information to make an optical axis of the focusing lens overlap with the projection of the core end facet of the first optical fiber. The focusing lens is attached to the bonding surface of the fiber array. | 2021-10-28 |
20210333491 | PHOTONIC CHIP WITH INTEGRATED COLLIMATION STRUCTURE - Optical beam forming at the inputs/outputs of a photonic chip and to the spectral broadening of the light coupled to the chip. The photonic chip comprises an optical waveguide layer supported on a substrate. The chip includes an optical waveguide structure made of silicon and a coupling surface grating. The photonic chip has a front face on the side facing the coupling surface grating and a rear face on the side facing the substrate. A reflecting collimation structure is integrated in the rear face to modify the mode size of an incident light beam. The coupling surface grating is designed to receive light from the optical waveguide structure and to form a light beam directed to the reflecting collimation structure. The invention further relates to the method for producing such a chip. | 2021-10-28 |
20210333492 | OPTICAL MODULE - The optical module includes a housing, a lid that closes an opening of the housing, an optical component arranged inside the housing, and a printed circuit board arranged on a front surface of the lid outside the housing so as to be used as a board on which a control circuit that controls the optical component is mounted. The optical module further includes a side electrode that is provided on a side surface of the housing and configured to be electrically connected to an electrode of the optical component; and a flexible substrate that provides electrical connection between the side electrode and an electrode of the control circuit. The optical module can be miniaturized by integrating the optical component and the control circuit. | 2021-10-28 |
20210333493 | OPTICAL WAVEGUIDE SUBSTRATE AND METHOD FOR MANUFACTURING OPTICAL WAVEGUIDE - An optical waveguide substrate includes: a substrate; a clad disposed on a plane of the substrate and made of a transparent material; and a plurality of cores that are surrounded by the clad, extend in parallel with the plane of the substrate and are made of a transparent material having a refractive index different from a refractive index of the clad, the cores including at least a pair of cores with diameters different from each other. The cores are provided at positions where centers of sections of the cores are all positioned in a straight line. | 2021-10-28 |
20210333494 | OPTICAL-TO-ELECTRIC-TO-OPTICAL ROUTING ENGINE - An apparatus includes a dielectric support substrate with one or more planar major surfaces and one or more optical fiber interfaces fixed to the support substrate adjacent one of the one or more planar major surfaces. Each optical fiber interface has optical modulators and photodetectors. The apparatus also includes one or more digital signal processing chips fixed to the support substrate adjacent one of the one or more planar major surfaces, and laterally separated from and communicatively connected via metallic lines to the one or more optical fiber interfaces. The apparatus also includes a first set of one or more metallic heatsinks adjacent the one or more digital signal processing chips to provide heat dissipation therefrom. The apparatus also includes a second set of one or more metallic heatsinks being located adjacent the one or more optical fiber interfaces to provide heat dissipation therefrom and physically separated by a distance from the one or more metallic heatsinks of the first set. | 2021-10-28 |
20210333495 | ORGANIZER FOR FIBER OPTIC COMPONENTS - An optoelectronic module includes a housing and a printed circuit board (“PCB”) positioned within the housing. A positioning member is coupled to the PCB and includes one or more receptacles each configured to receive and secure positioning of an optical component relative to the PCB. The positioning member may include a plurality of receptacles positioned relative to one another in an arrangement defining a vertical array of receptacles, a lateral array of receptacles, or both. In one form, an optical component, when positioned in a receptacle of the positioning member, is spaced from the PCB. The positioning member may be formed of a thermally insulative or thermally conductive material, and a number of optical fibers may be routed between the positioning member and the housing. | 2021-10-28 |
20210333496 | OPTICAL TRANSCEIVER MODULE AND OPTICAL CABLE MODULE - An optical transceiver module and an optical cable module using the same are provided. The optical transceiver module: a substrate; at least one optical receiving device connected to the substrate; a plurality of optical transmitting devices connected to the substrate, wherein the optical transmitting devices comprise a plurality of first optical transmitting devices and a plurality of second optical transmitting devices, and the optical transmitting devices are misaligned to each other. | 2021-10-28 |
20210333497 | OPTICAL FIBER CABLES SUBSTANTIALLY FREE OF COLORANT - An optical fiber cable having reduced or minimal colorant may include a plurality of optical fiber components and a jacket formed around the plurality of optical fiber components. Each optical fiber component may include at least one optical fiber and a buffer layer surrounding the at least one optical fiber. The respective buffer layers may be free of colorant, and physical indicia may be selectively formed as surface variations on a suitable number of buffer layers to facilitate identification of the plurality of optical fiber components. The jacket may include one or more polymeric materials that are not blended or compounded with any colorant. | 2021-10-28 |
20210333498 | FAN-OUT DISTRIBUTION BOX WITH ISOLATING FIBER CHAMBER - The present disclosure relates to a hardened fan-out assembly having an isolated chamber for protecting routed optical fibers from exposure to epoxy resin (e.g., adhesive material). | 2021-10-28 |
20210333499 | FIBER OPTIC CONNECTION ASSEMBLY - A fiber optic connection assembly for fiber to the home, comprising: a fan-out member; a multi-fiber optical cable having a first end introduced into the fan-out member and a second end extending out of the fan-out member; a multi-fiber optic connector connected to the second end of the multi-fiber optical cable; a plurality of single-fiber optical cables each having a first end introduced into the fan-out member and spliced with a respective one of fibers of the multi-fiber optical cable and a second end extending out of the fan-out member; and a plurality of single-fiber optic connectors connected to the second ends of the single-fiber optical cables, respectively; a plurality of first fiber optic adapters mated with the plurality of single-fiber optic connectors, respectively; and a plurality of outer shields each constructed to receive the connector and the adapter of a respective single-fiber optical cable therein, wherein the outer shield is hermetically fitted on the connector and the adapter of the respective single-fiber optical cable to form a sealed inner chamber so as to prevent moisture or water from entering into the inner chamber. | 2021-10-28 |
20210333500 | SPECTROSCOPE, ASTRONOMICAL TELESCOPE AND METHOD FOR MANUFACTURING SPECTROSCOPE - The spectroscope of the present disclosure includes a first base member comprising a first surface having a diffraction grating and a second surface which is a rear surface of the first surface, a second base member comprising a third surface having a diffraction grating and a fourth surface which is a rear surface of the third surface, a holder comprising a lid having first holes and second holes opposed to the fourth surface, and arranging and fixing the first base member and the second base member, and a fixing member disposed in the second hole, connecting the fourth surface and the lid, and fixing the second base member to the holder in a noncontact manner. | 2021-10-28 |
20210333501 | METHODS AND APPARATUSES FOR ALIGNING AND DIAGNOSING A LASER BEAM - Methods and apparatuses for aligning and diagnosing the laser beam traversing an optical train in a highly space-efficient, lower cost and/or retrofit-friendly manner are disclosed. The optical components of the optical train are mounted such that one or more optical components can direct their exit laser beam to partially or wholly scan across one or more downstream sensors. Correlation data between physical disposition of optical components and the points of impact data and/or beam quality data are employed to, among others, align and/or diagnose the laser beam and/or localize failure sites and/or optimize maintenance schedule. | 2021-10-28 |
20210333502 | IMAGE PICKUP APPARATUS, LENS APPARATUS, AND CAMERA SYSTEM - An image pickup apparatus communicably mountable with a lens apparatus including a driver configured to drive a driven member includes an acquirer configured to acquire information on a noise source, and a determiner configured to determine a control over the driver using the information on the noise source. | 2021-10-28 |
20210333503 | OPTICAL LENS, CAMERA MODULE AND ASSEMBLING METHOD - The present application provides an optical lens, comprising: a first lens component, a second lens component and a first glue material. A first lens sheet group of the first lens component and a second lens sheet group of the second lens component together constitutes an imageable optical system, wherein a second lens barrel of the second lens component has an outer top surface and an inner top surface, and the second lens sheet group bears against the inner top surface. The outer top surface comprises a glue spreading surface suitable for arranging the first glue material and an extension surface formed by extending from the glue spreading surface to a central axis of the second lens barrel, there is a first thickness from the glue spreading surface to the inner top surface, there is a second thickness from the extension surface to the inner top surface, and the first thickness is greater than the second thickness. The present application further provides a corresponding camera module and an assembling method. The present application can improve the mechanical strength and reliability of the black object of the second lens component, can improve the yield of the optical lens or the camera module, and contributes to the miniaturization of the camera module. | 2021-10-28 |
20210333504 | LENS DRIVE UNIT AND LENS BARREL COMPRISING SAME - A lens drive unit | 2021-10-28 |
20210333505 | LENS DRIVING DEVICE WITH A MAGNET ADHERED TO AN ELASTIC MEMBER - The present embodiment relates to a dual camera module comprising: a substrate; a first image sensor disposed on the substrate; a second image sensor disposed on the substrate while being spaced apart from the first image sensor; a housing disposed on the upper side of the substrate; a first bobbin disposed on the upper side of the first image sensor inside the housing; a second bobbin disposed on the upper side of the second image sensor inside the housing; a first coil disposed in the first bobbin; a second coil disposed in the second bobbin; and a first magnet which is disposed between the first coil and the second coil and faces the first coil and the second coil. | 2021-10-28 |
20210333506 | Electronic Devices with Optical Module Positioning Systems - A head-mounted device may have optical modules that present images to a user's eyes. Each optical module may have a lens barrel with a display and a lens that presents an image from the display to a corresponding eye box. To accommodate users with different interpupillary distances, the optical modules may be slidably coupled to guide members such as guide rods. Actuators may slide the optical modules towards or away from each other along the guide rods. The guide rods may be formed from fiber-composite tubes with end caps that are fastened to a frame in the head-mounted device. The tubes may be partly or completely filled with cores to add strength. Low-friction coatings such as metal coatings may be formed on the fiber-composite tubes and the corresponding inner surfaces of the optical module structures that slidably engage the fiber-composite tubes. | 2021-10-28 |
20210333507 | INFORMATION PROCESSING APPARATUS, IMAGE CAPTURING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM - An information processing apparatus includes a first obtaining unit configured to obtain optical information about an image capturing apparatus including an imaging optical system including at least one movable lens movable in an optical axis direction, a second obtaining unit configured to obtain orientation information indicating an orientation of a lens barrel holding the imaging optical system, a third obtaining unit configured to obtain installation information indicating an installation direction of the image capturing apparatus, and a control unit configured to control a position of the movable lens based on the optical information, the orientation information, and the installation information. | 2021-10-28 |
20210333508 | OPTICAL IMAGING LENS ASSEMBLY - An optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens and a fourth lens. Each of the first lens to the fourth lens has refractive power. A total effective focal length f of the optical imaging lens assembly and an effective focal length f1 of the first lens satisfy: 2.02021-10-28 | |
20210333509 | OPTICAL LENS - An optical lens includes a first lens group, an aperture, and a second lens group which are sequentially arranged along an optical axis from a magnified side to a minified side. The first lens group has a negative refractive power and includes three lenses with refractive powers. The first lens group includes a lens with positive refractive power. The first lens group includes an aspheric lens. The second lens group has a positive refractive power and includes three lenses with refractive power. The second lens group includes a lens with a negative refractive power. The second lens group includes a lens closest to the minified side which is a cemented lens. The second lens group includes an aspheric lens. In the optical lens, a number of the lenses having the refractive powers is within a range from 6 to 8. | 2021-10-28 |
20210333510 | ULTRA-WIDE-ANGLE LENS - The disclosure provides an ultra-wide-angle lens. From an object side to an imaging surface, the ultra-wide-angle lens sequentially includes a first group with a negative refractive power, a second group with a positive refractive power, a stop, a third group with a positive refractive power or negative refractive power, a fourth group with a positive refractive power and filter. The first group includes at least one negative refractive power lens, the second group sequentially includes a negative refractive power lens and a positive refractive power lens. The third group includes a positive refractive power lens and a negative refractive power lens, the positive refractive power lens of the third group and the negative refractive power lens of the third group being bonded together to form an integrated body. The fourth group includes at least one positive refractive power lens. | 2021-10-28 |
20210333511 | OPTICAL IMAGING SYSTEM - An optical imaging system is provided. The optical imaging system has a first lens, a second lens, a third lens, and a fourth lens disposed in order from an object-side to an image-side. The optical imaging system satisfies the following conditional expressions: F No.≤1.5, 0.52021-10-28 | |
20210333512 | IMAGING LENS AND IMAGING APPARATUS - An imaging lens consists of, in order from the object side to the image side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a third lens group. During focusing, only the second lens group moves. The imaging lens satisfies a conditional expression: −0.52021-10-28 | |
20210333513 | OPTICAL IMAGING LENS - An optical imaging lens includes a first lens element to a sixth lens element. The first lens element has positive refracting power, an optical axis region of the object-side surface of the second lens element is convex, the third lens element has positive refracting power and an optical axis region of the image-side surface of the third lens element is convex, and an optical axis region of the image-side surface of the fifth lens element is convex. ImgH is an image height of the optical imaging lens, Fno is the f-number of the optical imaging lens, υ2, υ3, υ4 and υ6 are respectively an Abbe number of the second, the third, the fourth and the sixth lens element to satisfy ImgH/Fno≥2.000 mm and υ2+υ3+υ4+υ6≤135.000. | 2021-10-28 |
20210333514 | CAMERA LENS ASSEMBLY - The present disclosure discloses a camera lens assembly including, sequentially from an object side to an image side along an optical axis, a stop; a first lens having refractive power; a second lens having positive refractive power, a convex object-side surface and a convex image-side surface; a third lens having negative refractive power and a concave image-side surface; a fourth lens having refractive power; a fifth lens having refractive power and a convex image-side surface; and a sixth lens having negative refractive power and a concave image-side surface. A combined focal length f12 of the first lens and the second lens and half of a maximum field-of-view Semi-FOV of the camera lens assembly satisfy: 1.00 mm2021-10-28 | |
20210333515 | 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 first lens having negative refractive power; a prism having an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface and the optical axis being 45°; a stop; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having positive refractive power; and a fifth lens having negative refractive power. | 2021-10-28 |
20210333516 | 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 first lens having negative refractive power; a first prism including an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface of the first prism and the optical axis being 45°; a stop; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having positive refractive power; a fifth lens having negative refractive power; and a second prism including an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface of the second prism and the optical axis being 45°. A total effective focal length f and a maximum field-of-view FOV of the optical imaging lens assembly satisfy: 2.50 mm2021-10-28 | |
20210333517 | CAMERA LENS GROUP - The present disclosure discloses a camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power; a first prism having a first reflecting surface, and an angle between the first reflecting surface and the optical axis being 45°; a stop; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power; a second prism having a second reflecting surface, and an angle between the second reflecting surface and the optical axis being 45°; and a fifth lens having refractive power. A maximum field-of-view FOV of the camera lens group satisfies: FOV≥80.0°. | 2021-10-28 |
20210333518 | IMAGING LENS ELEMENT ASSEMBLY AND IMAGING LENS ASSEMBLY MODULE - An imaging lens element assembly includes a dual molded lens element. The dual molded lens element includes a transparent portion, a light absorbing portion and a step structure. The transparent portion, in order from a center to a peripheral region, includes an optical effective area and a transparent peripheral area, wherein an optical axis of the imaging lens element assembly passes through the optical effective area, and the transparent peripheral area surrounds the optical effective area. The light absorbing portion surrounds the optical effective area and is disposed on an object side of the transparent peripheral area and includes an object-end surface and an outer inclined surface. The object-end surface faces towards an object side of the light absorbing portion, and the outer inclined surface extends from the object-end surface to an image side of the light absorbing portion and is gradually far away from the optical axis. | 2021-10-28 |
20210333519 | OPTICAL IMAGING LENS ASSEMBLY, IMAGE CAPTURING DEVICE AND ELECTRONIC DEVICE - An optical imaging 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 and a sixth lens element. The first lens element has positive refractive power. The second lens element has positive refractive power. The third lens element has negative refractive power. The fourth lens element has an object-side surface and an image-side surface being aspheric. The fifth lens element has an object-side surface and an image-side surface being aspheric. The sixth lens element has an object-side surface and an image-side surface being aspheric, wherein at least one of the object-side surface and the image-side surface of the sixth lens element includes at least one inflection point. | 2021-10-28 |
20210333520 | OPTICAL IMAGE CAPTURING LENS ASSEMBLY, IMAGING APPARATUS AND ELECTRONIC DEVICE - An optical image capturing lens assembly includes six lens elements, the six lens elements being, in order from an object side to an image side: a first lens element with negative refractive power, a second lens element with positive refractive power, a third lens element with negative refractive power, a fourth lens element with positive refractive power, a fifth lens element, and a sixth lens element with negative refractive power. | 2021-10-28 |
20210333521 | AN OPTICAL-PATH FOLDING-ELEMENT WITH AN EXTENDED TWO DEGREE OF FREEDOM ROTATION RANGE - Actuators for rotating an optical-path-folding-element with two, first and second, degrees of freedom in an extended rotation range around two respective rotation axes, folded cameras including such actuators and dual-cameras including a folded camera as above together with an upright camera. | 2021-10-28 |
20210333522 | Telescope and Telescope Series - A relay optical system (RL) of this telescope has arranged therein, in the following order from the object side: a first lens group (G | 2021-10-28 |
20210333523 | LENS SYSTEM AND IMAGE OBSERVATION APPARATUS - Proposed is a lens system capable of providing, to a user, a high-definition image in which generation of concentric circles is reduced. The lens system has one or more Fresnel lenses. A lens surface of each of the Fresnel lenses has a plurality of grooves that is concentrically formed. Both a pitch which is the distance between two adjacent grooves and the depth of each of the plurality of grooves vary with the distance from an optical axis that passes through the center of the lens system. | 2021-10-28 |
20210333524 | ZOOM LENS AND IMAGE PICKUP APPARATUS - A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, a fourth lens unit having a positive refractive power, a fifth lens unit having a negative refractive power, a sixth lens unit having a positive refractive power, and a seventh lens unit having a negative refractive power. During zooming, a distance between adjacent lens units changes, the first lens unit, the second lens unit, and a plurality of lens units among the third to seventh lens units move, and at least one of the fourth to seventh lens units is fixed. | 2021-10-28 |
20210333525 | ZOOM LENS AND IMAGING APPARATUS - A zoom lens includes a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a rear group having a positive refractive power as a whole in order from an object side. The zoom lens has specific optical characteristics indicated by two expressions. | 2021-10-28 |
20210333526 | OPTICAL SYSTEM, IMAGE PROJECTION APPARATUS, AND IMAGING APPARATUS - The present disclosure is directed to an optical system internally having an intermediate imaging position that is conjugated to a magnification conjugate point on a magnification side and a reduction conjugate point on a reduction side, respectively, the optical system including: a magnification optical system having a plurality of lens elements, positioned on the magnification side with respect to the intermediate imaging position; and a relay optical system having a plurality of lens elements, positioned on the reduction side with respect to the intermediate imaging position. The magnification optical system has a first lens element and a second lens element in this order from the magnification side, and the second lens element has a positive power. The optical system satisfies the following condition (1): 23<|f2/fw|<1000 . . . (1), where, f2 is a focal length of the second lens element, and fw is a focal length of the entire optical system at the wide-angle end. | 2021-10-28 |
20210333527 | OPTICAL IMAGING SYSTEM - An optical imaging system includes a first lens group that can move in an optical direction and has negative refractive power; a second lens group that can move in the optical direction and has positive refractive power; and a third lens group that can move in the optical direction and has negative refractive power. The first lens group, the second lens group, and the third lens group include seven lenses in total, and at least one of the seven lenses includes an aspherical surface. | 2021-10-28 |