10th week of 2009 patent applcation highlights part 34 |
Patent application number | Title | Published |
20090059290 | IMAGE-FORMING APPARATUS AND INFORMATION-PROCESSING METHOD - An image-forming apparatus includes a reception unit configured to receive a start instruction and an end instruction entered by a service engineer who performs a maintenance work for the image-forming apparatus. A first holding unit is configured to store first counter information obtained by the image-forming apparatus in a case that the reception unit receives the start instruction. A second holding unit is configured to store second counter information obtained by the image-forming apparatus in a case that an operating state of the image-forming apparatus satisfies a first end condition. A generation unit is configured to generate maintenance information based on the second counter information stored in the second holding unit if the operating state of the image-forming apparatus satisfies the first end condition and further satisfies a second end condition before the reception unit receives the end instruction from the service engineer. | 2009-03-05 |
20090059291 | Image forming apparatus - At the time of changing a communication destination, when there is a registered program referencing a communication destination related to the change, a main control section 11 confirms a user's intention related on whether to reflect in an appropriate registered program the change related to the communication destination, and according to the user's intention thus obtained, decides whether to reflect the change related to the communication destination in the appropriate registered program. Thereby, even when there is the change related to the communication destination, the change related to the communication destination can be properly conducted through preventing an erroneous transmission to a destination against the user's intention. | 2009-03-05 |
20090059292 | IMAGE FORMING APPARATUS, METHOD OF CONTROLLING THE SAME, PROGRAM, STORAGE MEDIUM, PRINTING SYSTEM, AND METHOD SUITABLE FOR THE PRINTING SYSTEM - There is provided an image forming apparatus capable of realizing a trial printing function that minimizes unnecessary consumption of time and supplies. Images that are inputted are accumulated in a memory. An output mode is set and a setting is made as to whether trial printing is to be carried out in the output mode or not. A CPU provides control to read out a corresponding image from the memory according to the set output mode and form the readout image on a sheet. When it is determined that the trial printing is to be carried out during image formation according to the set output mode, the CPU provides control to set the number of trial print pages according to predetermined conditions and carry out the trial printing for the set number of trial print pages. | 2009-03-05 |
20090059293 | PRINT ENGINE CONTROLLER FOR DOUBLE-BUFFERED PROCESSING - A print engine controller for a pagewidth inkjet printer includes an interface for connection to an input data bus to receive page data to be processed prior to printing. A data bus is connected to the interface to communicate data to various circuitry components of the controller. A memory is connected to the data bus and is configured so that as one page is loaded another previously loaded page is read from the memory to permit the controller to act in a double-buffered manner. A print engine pipeline is connected to the data bus and is configured to read the page data from the memory and process the page data into a form suitable for printing by the pagewidth inkjet printer. | 2009-03-05 |
20090059294 | METHOD OF DELIVERING FACSIMILE - A method of communicating through facsimiles is disclosed. The method starts by receiving a message and a destination facsimile number from a first user. A unique reply number is allocated and recorded in a pending reply list. The message and the reply number is then transmitted to the destination facsimile number. Upon receipt of a received facsimile and a received reply number addressed to the first user, it is determining whether the received reply number matches an entry in the pending reply list. The received facsimile is delivered only if a match is found. The reply number is also removed from the pending reply list. | 2009-03-05 |
20090059295 | Plotting Device and Image Data Creation Method - When a pixel pitch formed on a substrate is different from a micro mirror read pitch, image data is stored as divided image data having continuous memory addresses in a memory. It is possible to read data from the divided image data by memory read means rapidly (in a short time) so as to create mirror data. | 2009-03-05 |
20090059296 | IMAGE PROCESSING APPARATUS, FACSIMILE MACHINE, AND COPIER - An image processing apparatus includes an attaching portion to which a portable external storage medium can be removably attached, an output unit arranged to output image information, a writing unit arranged to store set output conditions and an image storage file in which the image information is stored in the external storage medium when the output unit outputs the image information, and a reading unit arranged to read data from the external storage medium. The output conditions and the image storage file stored in the external storage medium attached to the attaching portion can be read by the reading unit, and the image information extracted from the image storage file can be output by the output unit in accordance with the output conditions. | 2009-03-05 |
20090059297 | CALIBRATION METHOD FOR IMAGE RENDERING DEVICE AND IMAGE RENDERING DEVICE - A calibration method for an image rendering device is provided which calibrates offset in the direction around an optical axis of an alignment camera and enables improvement of the accuracy of correction of image rendering offset relative to an image rendering medium. A calibration reference mark is photographed by an alignment camera and the amount of rotation of the alignment camera around its optical axis is calculated using coordinate data for the calibration reference mark in the camera field of view. Based on the calculated data, the readings taken by the alignment camera during alignment are corrected. | 2009-03-05 |
20090059298 | SIMULTANEOUS PRINTING OF PAGES FROM MULTIPLE JOBS - A workflow system ( | 2009-03-05 |
20090059299 | IMAGE PROCESSING METHOD - A technology that enables accurate position specification on an image displayed on a screen to perform processing and correction of the image data is provided. When the image is printed on a sheet on which a dot pattern is printed, a reference point of the image on the display device is set and the reference point is printed in a visible mark together with the image. This mark is imaged with an imaging means, and calibration is performed in which position coordinates of the marks on the sheet and the reference points of the image are matched, thereby preventing variation in coordinates between designation made on the sheet with the imaging means and processing on the image. | 2009-03-05 |
20090059300 | PRINTING APPARATUS, DATA GENERATION APPARATUS, PRINTING METHOD, DATA GENERATION METHOD, AND STORAGE MEDIUM - A printing apparatus includes a determination unit configured to determine whether objects overlap one another by analyzing print data, and a printing unit configured, if it is determined by the determination unit that the objects overlap one another, to separately print an image obtained before the objects overlap one another and an image obtained after the objects overlap one another based on the print data, and if it is determined by the determination unit that the objects do not overlap one another, to print an image based on the print data. | 2009-03-05 |
20090059301 | SYSTEM FOR INTERACTION WITH COMPUTER SYSTEM - A system for enabling user interaction with a computer system is provided having a printer for printing, upon receiving print data generated by the computer system, a form printed with information related to at least one interactive element and coded data that is at least partially indicative of the at least one interactive element, and a sensing device operable, when placed in an operative position relative to the printed interactive element, to sense the coded data and generate indicating data using the sensed coded data. The indicating data is at least partially indicative of the interactive element to enable the computer system to identify the at least one interactive element and perform an action associated with the at least one interactive element. | 2009-03-05 |
20090059302 | IMAGE PROCESSOR, IMAGE FORMATION DEVICE, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE MEDIUM - An image processor includes: a gradation value acquisition unit that acquires a gradation value of a pixel of interest which is a pixel sequentially selected as a target of a binarization process from input image data represented by pixels of M gradations, wherein M≧3; and a pattern determination unit that determines a filling pattern of a group of pixels of output image data corresponding to the pixel of interest according to a corrected gradation value acquired by adding, to the gradation value of the pixel of interest, an error value diffused from a pixel at a periphery of the pixel of interest, wherein the filling pattern includes at least a first pattern in which a predetermined plurality of pixels are filled and which forms a core of a dot and a third pattern in which substantially no pixel is filled and the pattern determination unit determines the filling pattern to be one of the first pattern and the third pattern according to a size relationship between the corrected gradation value and a predetermined threshold value which spatially varies in a periodic manner. | 2009-03-05 |
20090059303 | IMAGE PROCESSING METHOD AND PRINTING APPARATUS - N rasters of multi-valued data indicating a halftone image is input to a buffer and a pixel of interest to be quantized is quantized for the input multi-valued data. Furthermore, error of a quantized pixel is distributed to peripheral pre-quantization pixels including pre-quantization pixels in a raster of pixels quantized before the quantized pixel, and error distributed with respect to the pixel of interest is added to the multi-valued data for which quantization is yet to be processed. And the quantizing and distributing and adding of error are repeated while moving the pixel of interest in a column direction, and, when processing of N pixels has been completed in regard to the column direction, equivalent processing is repeated while moving the pixel of interest in a raster direction, thereby quantizing the multi-valued data of the N rasters. | 2009-03-05 |
20090059304 | METHOD OF GENERATING PATTERNS REPRESENTING A HALFTONE IMAGE - A method is described for generating patterns representing a halftone image, said method comprising the generation of a first set of patterns consisting of lines and curves dimensionally modulated so as to produce variations in tones reproducing the halftones of the image using an intaglio rendering technique. The method comprises the generation of a second set of patterns consisting of microstructures separate from the lines and curves of the first set of patterns, said microstructures being dimensionally modulated so as to produce variations in tones reproducing the halftones of the image. According to a first aspect of the invention, the microstructures consist of stochastic microstructures that can be likened to a grain. According to a second aspect of the invention, the microstructures consist of repetitive microstructures reproducing information that can be recognised by an observer, which repetitive microstructures comprise microletters and/or microsymbols. The second set of patterns is interlaced with the first set of patterns in such a way that the microstructures of the second set of patterns occupy the spaces between the lines and curves of the first set of patterns and so that the halftones reproduced by the second set of patterns supplement the halftones reproduced by the first set of patterns. | 2009-03-05 |
20090059305 | APPARATUS AND METHOD FOR INTEGRATING PRINT PREVIEW WITH DATA MODELING DOCUMENT EDITING - A computer readable storage medium includes executable instructions to supply, in an editor mode, a first set of data modeling objects in a document. A user request to enter a print preview mode is accepted. The print preview mode is entered while the editor mode remains active. The document is applied to a page layout with a set of pages. A set of pages to print are specified, where individual pages in the set of pages to print contain a subset of data modeling objects in the first set of data modeling objects. | 2009-03-05 |
20090059306 | IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING THE SAME - An image forming apparatus includes a hyper print video controller (HPVC) to generate video data from input data, an engine controller to compensate for a dot offset of the video data and to output the dot offset-compensated video data, and a laser scanning unit to perform a print operation according to the dot offset compensated video data. Therefore, HPVC size is reduced so that chip size can be reduced. This reduction in size accordingly reduces power consumption, and enhances chip efficiency. | 2009-03-05 |
20090059307 | METHOD OF EMBEDDING A PLURALITY OF DIFFERENT TWO-DIMENSIONAL CODES IN AN IMAGE - The purpose of the present invention is to prevent a two-dimensional code to be additionally embedded from corrupting a two-dimensional code which has been embedded when a document in which the two-dimensional code has been embedded is copied or when a document in which the two-dimensional code has been embedded is overlaid on form data in which the two-dimensional code has been embedded. In the present invention, when it is detected that a second two-dimensional code is embedded in an input image, the input image is printed without overlay of a first two-dimensional code thereon. Furthermore, when form data for overlaying is stored, when it is detected that a third two-dimensional code is embedded in the form data or when it is detected that a second two-dimensional code is embedded in an input image, the input image is output without overlay of a first two-dimensional code thereon. | 2009-03-05 |
20090059308 | IMAGE FORMING APPARATUS - An image forming apparatus includes a determining section for determining if a value indicative of a size of the background portion in the background pattern is smaller than a predetermined threshold value; and a background pattern correcting section which corrects the background portion and the latent image portion, when the determining section determines that the value is smaller than the threshold value, so that the value indicative of the size of the background portion becomes equal to or larger than the threshold value, and which forms a background pattern having a corrected background portion in which a copy prohibiting pattern is embedded, wherein the image forming section forms on a sheet the background pattern when the determining section determines that the value is smaller than the threshold value, and forms on the sheet the background pattern when the value is equal to or larger than the threshold value. | 2009-03-05 |
20090059309 | Document And Method Of Producing A Document - A physical document comprising a human-readable part and a machine-readable part, wherein the machine-readable part comprises markup that describes information on at least one of the document and data within the human-readable part. | 2009-03-05 |
20090059310 | Methods and apparatus for facsimile transmissions to electronic storage destinations including embedded barcode fonts - A method for a computer includes determining a call-in fax telephone number called by a facsimile transmission device, receiving the facsimile transmission from a facsimile transmission device including a digitized representation of a transmission page including an optical representation of data associated with an e-mail address, determining the data optically, which is independent of the call-in number, determining a graphics template associated with the call-in number, combining a digitized representation of the transmission page with the graphics template to form a digitized representation of a composite page, formatting the digitized representation of the composite page into a second format, determining additional service provider data in response to the facsimile or the scanned image, and transmitting the additional service provider data and the digitized representation of the composite page in the second format to the electronic destination address. | 2009-03-05 |
20090059311 | Printer calibration - A method of calibrating a printing device includes storing current calibration data in the printing device; and modifying each incoming print job using the calibration data stored in the printing device. A printing device having a calibration function includes a memory storing current calibration data in the printing device; and an operator, executed by the printing device, configured to modify each incoming print job using the calibration data stored in the printing device. | 2009-03-05 |
20090059312 | Image data processing apparatus and method - An image data processing apparatus includes: a reader that reads image data included an image file in an arrangement order thereof from a storage medium, the image data being coded data of image blocks obtained by dividing an image in a main scanning direction and a sub scanning direction and arranged in an order of the main scanning direction and the sub scanning direction; a storage that temporarily saves the image data read by the reader; and a data processor that requests image data to the reader and performs a specified data processing to the image data fed from the reader in response to the request, wherein the reader executes a variable-length reading mode as a reading mode in which the image data are read from the storage medium and saved in the storage, the variable-length reading mode being for successively reading image data having a shorter data length out of image data of a predetermined specified data length and image data from leading end data to be first read to tail end data in a data arrangement in the storage medium out of image data belonging to the image blocks having the same position in the sub scanning direction as the image block, to which the leading end data belongs, and for saving them in the storage. | 2009-03-05 |
20090059313 | SHEET FEEDING MECHANISM WITH DUPLEX PRINT FUNCTION AND RELATED PRINTER - A sheet feeding mechanism having a pickup roller, a switch device, and a gear set is disclosed. The pickup roller drives a recording material to a first path, and the recording material proceeds from the first path to a second path or from a third path to a fourth path when the switch device is switched to a first position, and proceeds from the first path to the third path when the switch device is switched to a second position. The gear set drives the recording material from the first path to the third path when the switch device is switched to the second position and drives the recording material from the first path to the second path, from the third path to the fourth path, and from the fourth path to the first path when the switch device is switched to the first position. | 2009-03-05 |
20090059314 | Scanning method for scanning device communicating with computer - A scanning method for a scanning device communicating with a computer is provided. The scanning method comprises the following steps: executing a scanning program of a computer to connect a scanning device to the computer; initiating a scanning operation by the scanning device; performing the scanning operation by the scanning device to produce a scan image corresponding to an original; and transmitting the scan image to the computer by the scanning device. | 2009-03-05 |
20090059315 | IMAGE READING APPARATUS - A control unit inputs a control signal depending on whether reading at a high resolution is selected or reading at a low resolution is selected in an image reading unit. A first delay circuit and a second delay circuit output image data that is captured by a first CCD line sensor and a second CCD line sensor to an adder after retaining the image data for a time in accordance with the input control signal. The adder generates color image data by adding the image data that is captured by the first CCD line sensor to the image data that is captured by the second CCD line sensor. | 2009-03-05 |
20090059316 | Enhanced Scanner Design - Improved scanner designs are provided to improve imaging and reduce errors during the scanning process. Embodiments disclosed include, for example, the use of dual cameras to improve imagery and reduce the scanner enclosure size, synchronized lighting techniques during the scanning sequence, shielded lens for the camera scanner, a scanner enclosed on at least three sides, adjustments to scanner lighting based on the levels of ambient lighting, a combined branding and scanner apparatus, a gimbaled scanner mount, and a tilted platen with stop for document alignment. | 2009-03-05 |
20090059317 | Image Reading Apparatus - An image reading apparatus is configured to read an image of a document. The image reading apparatus includes a main body, a document receiving surface configured to receive a document to be read, an operation panel disposed on the main body and a document cover configured to move between a first position covering the document receiving surface and a second position exposing the document receiving surface. The operation panel has a first inclined surface inclined relative to the document receiving surface and operation keys arranged on the first inclined surface. The document cover has a second inclined surface inclined relative to the document receiving surface. When the document cover is in the first position, the second inclined surface may generally align with the first inclined surface, may be immediately adjacent to the first inclined surface, and may be inclined less than the first inclined surface relative to the document receiving surface. | 2009-03-05 |
20090059318 | PEN-SHAPED SCANNING DEVICE HAVING A REGION IDENTITY SENSOR - Provided is a pen-shaped scanning device for scanning a surface having coded data disposed thereon which is substantially invisible to the average unaided human eye. The device is configured to determine at least two dimensions of a rotational orientation of the sensing device relative to the surface, the coded data being indicative of at least two dimensions of the rotational orientation of the sensing device. The device includes an orientation sensor configured to generate, when positioned or moved relative to the surface, using at least some of the coded data, orientation data indicative of the at least two dimensions of the orientation of the sensing device relative to the surface. The device also includes a transmitter for transmitting the orientation data to a computer system, as well as a region identity sensor configured to sense, when the sensing device is positioned or moved relative to a region of the surface, and using at least some of the coded data, region identity data indicative of an identity of the region, the transmitter being configured to transmit the region identity data to the computer system. | 2009-03-05 |
20090059319 | Image Reading Device - An image reading device to read an image carried on a document, including: an image reading section to read an image carried on a document; a polygonal member, mounted to face the image reading section, and spaced from the image reading section at a predetermined distance, the polygonal member includes a document feeding flat surface which faces the image reading section when the document is fed thereon, a white flat surface, and a black flat surface; a light source to emit light rays onto the image carried on the document, and onto the polygonal member when the document is not fed; and a control section to control an amount of the light rays emitted from the light source; wherein the control section corrects an amount of light rays concerning the white color and the black color, based on the amount of the light rays read by the image reading section. | 2009-03-05 |
20090059320 | Magnification Controlling System Used In An Image Forming Apparatus - A magnification controlling system used in an image forming apparatus has a sensor module for reading a first image and a second image form a document conveyed in a predetermined speed. The first and second images are converted into a base and a reference image by an A/D converter. A processor calculates the shifting offset between the base image and the reference image to produce a reference speed. The processor calculates the predetermined and reference speed to produce a control signal and then sends the control signal to a pulse producing circuit. The pulse producing circuit provides plurality of pulse signals in a predetermined time according to the control signal. The pulse producing circuit sends the pulse signals to a step motor or an image forming module in the image forming apparatus for controlling document conveying speed of the step motor or scanning speed of the image forming module. | 2009-03-05 |
20090059321 | System and Method for Generating Color-Correct Scanned Image Files in a Network Environment - Present systems and methods provide for the creation of scanned image files accurately which accurate represent the colors of scanned color image prints. A scanner can be calibrated using a calibration server which receives a scanned calibration target image file and compares color values data therein with known reference values to produce a Correction. The server subsequently applies to the correction to other scanned image files it receives from the scanner to generated color correct scanned image files. | 2009-03-05 |
20090059322 | Gray Balance Calibration of an Imaging System - One aspect of the disclosure is directed to a calibration system. The calibration system includes a given imaging device including a predetermined print engine capable of being calibrated and a calibration sheet. The calibration sheet includes at least one visible calibration reference region including a given mix of one or more pre-selected reference colorants printed in the at least one calibration reference region on the calibration sheet. The one or more pre-selected reference colorants have been previously printed on the printable calibration sheet using a different imaging device that is different than the given imaging device and that has the same print engine as the given imaging device. The calibration sheet includes one or more freshly printable target regions on the calibration sheet. The given imaging device is configured to enter into the calibration mode, wherein the given imaging device, when in the calibration mode, is configured to freshly print a mix of colorants corresponding to the one or more pre-selected reference colorants onto at least one of the one or more target regions. | 2009-03-05 |
20090059323 | COLOR IMAGE FORMING APPARATUS AND COLOR IMAGE CORRECTING METHOD - According to the present invention, there is provided a color image forming apparatus which includes image forming units forming images, each for each color component, and superimposes the images of the color components on one another to form a color image. The image forming apparatus includes a scan line changing unit shifting the position of each pixel in a sub scanning direction for each color component of halftone image data to be processed so as to cancel a shift amount of a scan line on an image carrier in each of the image forming units in the sub scanning direction; an interpolation inhibited area determining unit determining an interpolation inhibited area in the image data; and an interpolation unit applying an interpolation process for smoothing a pixel-level shift caused by shifting of image data by the scan line changing unit to the image data excluding the interpolation inhibited area. | 2009-03-05 |
20090059324 | SIGNAL GENERATOR, IMAGE READING DEVICE, AND IMAGE FORMING APPARATUS - A clock-signal generating unit generates temporally-continuous clock signals. A spread-spectrum clock-signal generating unit generates a spread-spectrum clock signal by modulating a frequency spectrum of a clock signal generated by the clock-signal generating unit. A signal delaying unit generates a fixed delay unaffected by a spread spectrum from the spread-spectrum clock signal generated by the spread-spectrum clock-signal generating unit, and delays a phase of the spread-spectrum clock signal based on an amount of the fixed delay. | 2009-03-05 |
20090059325 | Optical scanning device, image display device and retinal scanning display - An optical scanning device is constituted without using any arc sin θ correction lens, while maintaining quality of an image. In the optical scanning device, a clock cycle of an actually-used dot clock corresponding to the scanning direction of an optical flux exhibits an error equal to or less than 1 cycle of a master clock with respect to a clock cycle of a dot clock which constitutes a theoretical value such that optical fluxes corresponding to respective dots are arranged at equal intervals, the cycle differences between the clock cycle of the actually-used dot clock corresponding to the scanning direction of the optical flux and the clock cycles of the preceding and succeeding dot clocks become errors equal to or less than 1 cycle of the master clock, and an error between the number of the master clocks which is acquired by cumulatively adding the dot clocks from the dot clock corresponding to a scanning start position of the optical flux to the dot clock to be generated, and the number of the master clocks which constitutes a theoretical value and is acquired by cumulatively adding dot clocks which constitute the theoretical values corresponding to the dot clocks from the dot clock corresponding to the scanning start position of the optical flux to the dot clock to be generated becomes equal to or less than 1 cycle of the master clock. | 2009-03-05 |
20090059326 | COLOR SPACE CONVERSION APPARATUS AND METHOD FOR CONTROLLING THE SAME - A color space conversion apparatus and a method of controlling the same, the color space conversion apparatus including: a first color space conversion unit to convert a first color space into a first Lab color space; a second color space conversion unit to convert a second color space into a second Lab color space; a spherical color space conversion unit to expand the first and second Lab color spaces into a spherical color space; and a spherical gamut mapping unit to perform gamut mapping between the first and second color spaces through spherical parametrization, thus avoiding problems in color reproduction caused by the lack of one-to-one correspondence between Lab color space values of the input and output devices. | 2009-03-05 |
20090059327 | HOLOGRAPHIC STORAGE MATERIAL - The invention relates to holographic storage material ( | 2009-03-05 |
20090059328 | HOLOGRAM READING APPARATUS, HOLOGRAM READING METHOD, HOLOGRAM RECORDING APPARATUS AND HOLOGRAM RECORDING METHOD - A hologram reading apparatus includes: a unit holding a hologram recording medium in which data page is recorded by irradiating as a single beam both reference light and signal light modulated by a spatial light modulator including a first pixel area for modulating the reference light and a second pixel area for modulating the signal light, a pitch of pixels in the first pixel area being different from that in the second pixel area; a Fourier transform lens subjecting reproduction light to a Fourier transformation; a filter disposed on a Fourier transform plane of the reproduction light by the Fourier transform lens, the filter shielding the reference light at a first spatial frequency band and transmitting the signal light at a second spatial frequency band; and a reading unit receiving the reproduction light transmitted through the filter and reading the data page modulated to the signal light included in the reproduction light. | 2009-03-05 |
20090059329 | HOLOGRAM READING APPARATUS, HOLOGRAM READING METHOD, HOLOGRAM RECORDING APPARATUS AND HOLOGRAM RECORDING METHOD - A hologram reading apparatus includes: a unit for holding a hologram recording medium in which data page is recorded by irradiating as a single beam both reference light and signal light modulated by a spatial light modulator including a first pixel area for modulating the reference light and a second pixel area for modulating the signal light, a direction of an arrangement period of pixels in the first pixel area being different from that in the second pixel area; a Fourier transform lens subjecting reproduction light to a Fourier transformation; a filter disposed shielding the reference light at a first spatial frequency band and transmitting the signal light at a second spatial frequency band; and a unit for receiving the reproduction light and reading the data page modulated to the signal light included in the reproduction light. | 2009-03-05 |
20090059330 | OPTICAL APPARATUS - An optical apparatus includes: a focusing lens that focuses light which is one of recording light being irradiated to an optical recording medium with reference light for recording a hologram and reference light being irradiated to an optical recording medium for reading out a hologram; and a focal position-shifting unit that refracts the light while moving in accordance with a moving speed of the optical recording medium, so as to shift a focal position of the light in the optical recording medium a distance in a thickness direction of the optical recording medium. | 2009-03-05 |
20090059331 | Optical Circuit for Comparing Two N-Bit Binary Words - An optical comparator circuit comprises a first stage comprising an optical gate which receives the signals applied to the two inputs and produces at its output an N bit signal with each bit being representative of the logical expression A XOR B for a respective pair of bits of the words A and B, a second stage which comprises an optical gate having at least two inputs, a first input being connected to the output of the first stage by an optical connection having a first time delay, and a second input being connected to the output of the first stage through (N−1) further optical connections, each further connection having a different associated time delay which is longer than the first time delay, the second stage providing at its output a signal comprising N bits, each bit corresponding to a respective bit of the signal output from the first stage at that time, and each bit having a first value if all of the inputs to the stage at that time are equal and a second value if and only if the first input differs in value from all of the second inputs, and a third stage which comprises an optical gate having two inputs, the first input being connected to the first input node of the comparator circuit and the second input being connected to the output of the second stage, the output of the third stage comprising an N-bit signal with each bit having a first value if the inputs at that time differ and a second value if the inputs at that time are the same, the presence of the second value in the output being indicative of word A being greater than word B. | 2009-03-05 |
20090059332 | SYSTEM AND METHOD FOR DUAL PATH LENGTH OPTICAL ANALYSIS OF FLUIDS DOWNHOLE - A method is disclosed for changing an optical path length through a fluid downhole, comprising interspersing an optically transmissive member into a first optical path through the fluid, thereby creating a second shorter optical path through the fluid. In another embodiment, the method further comprises measuring an intensity of light, I | 2009-03-05 |
20090059333 | Optical scanning apparatus, and image forming apparatus - An optical scanning apparatus includes a semiconductor laser and a first optical element that are fixed on a single continuous member. A second optical element, which is a diffraction optical element, has a diffracting surface in which an elliptical groove is formed and which includes a diffracting portion power such that a change in the beam waist position in a main scan direction and a sub-scan direction due to temperature variation in the optical scanning apparatus becomes substantially zero. The member on which the semiconductor laser and the first optical element are fixed has a linear coefficient of expansion such that the ellipticity of the elliptical groove increases. | 2009-03-05 |
20090059334 | PROJECTION SYSTEM AND PORTABLE ELECTRONIC DEVICE USING SAME - A projection system ( | 2009-03-05 |
20090059335 | Holding mechanism for long length optical element, optical scanning device, and image forming device - A holding mechanism for a long length optical element, which extends in a main scanning direction that is a movement direction of a deflected luminous flux by an optical deflector, and leads the deflected luminous flux to a scanned surface, includes; a holding member which is placed in a sub-scanning direction orthogonal to the main scanning direction and holds the long length optical element in at least two places. The holding member has, an adjusting section which deflects the long length optical element in the sub-scanning direction and controls a tilt of the long length optical element in a sub-scanning cross-section and/or occurrences of a tilt distribution in a longitudinal direction in the sub-scanning cross-section. | 2009-03-05 |
20090059336 | System and Method for Display Illumination - System and method for increasing display brightness in laser illuminated display systems. An illumination source includes a light source to produce light, a disk having a set of lens elements arranged in a circular ring around a center of the disk, a motor coupled to the disk, and an external lens positioned in a light path of the coherent light source. As the disk rotates, the lens elements are moved sequentially through the light, angularly deflecting the light, which may be corrected by the external lens into a spatial deflection. The spatially deflected light may be used to simultaneously illuminate a surface with more than one color of light, thereby increasing the brightness of the light source. | 2009-03-05 |
20090059337 | OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS - A temperature of a scanning optical system is different from a temperature of a light source when an optical scanning device is in operation, and when the both temperatures are assumed to be equal, a diffractive surface of a diffractive optical element is set according to a magnitude relationship between both temperatures when the optical scanning device is in operation such that a deviation amount of an in-focus position of the light flux by the diffractive optical element becomes larger or smaller than a deviation amount for canceling a deviation amount of an in-focus position of the light flux by the scanning optical system. | 2009-03-05 |
20090059338 | OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS - An optical scanning device which corrects rotation distortion around an optical axis of the light beam is provided while a housing is reduced in site and is arranged to be manufactured accurately. | 2009-03-05 |
20090059339 | APPARATUS AND METHOD FOR DISPLAYING THREE-DIMENSIONAL IMAGES - Provided are an apparatus and method of displaying a three-dimensional image. The apparatus includes a light source unit and a volume diffractive element diffracting beams emitted from the light sources unit so that spots of the beams can be formed at different positions from each other in a propagating direction of the beams diffracted by the volume diffractive element to scan the beams in a first direction. | 2009-03-05 |
20090059340 | Deformable mirror - An optoelectric device including a deformable membrane with an outer reflecting surface and an inner surface whereon a plurality of permanent magnets are fixed, and having a bottom surface entirely coated with a continuous layer of a flexible material; and a support including a plurality of electromagnets placed opposite the permanent magnets to exert an electromagnetic force thereon, locally displacing a zone corresponding to the deformable membrane. | 2009-03-05 |
20090059341 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - An electro-optical device includes a first sub pixel and a second sub pixel. A pixel is configured by the first sub pixel and the second sub pixel only, and the first sub pixel and the second sub pixel emit light of different colors. | 2009-03-05 |
20090059342 | METHOD AND DEVICE FOR PACKAGING A SUBSTRATE - A package structure and method of packaging for an interferometric modulator. A thin film material is deposited over an interferometric modulator and transparent substrate to encapsulate the interferometric modulator. A gap or cavity between the interferometric modulator and the thin film provides a space in which mechanical parts of the interferometric modulator may move. The gap is created by removal of a sacrificial layer that is deposited over the interferometric modulator. | 2009-03-05 |
20090059343 | Electro-Optical Tunable Birefringent Filter - An electrically tunable Lyot type filter is a Lyot that include one or more filter elements. Each filter element may have a planar, solid crystal comprised of a material that exhibits birefringence and is electro-optically active. Transparent electrodes may be coated on each face of the crystal. An input linear light polarizer may be located on one side of the crystal and oriented at 45 degrees to the optical axis of the birefringent crystal. An output linear light polarizer may be located on the other side of the crystal and oriented at −45 degrees with respect to the optical axis of the birefringent crystal. When an electric voltage is applied between the electrodes, the retardation of the crystal changes and so does the spectral transmission of the optical filter. | 2009-03-05 |
20090059344 | MICROMIRROR DEVICE - A micromirror device ( | 2009-03-05 |
20090059345 | MEMS DEVICES WITH PROTECTIVE COATINGS - A microelectromechanical devices with protective coatings on one or more surfaces of the micromechanical device is disclosed. The micromechanical device includes a substrate. The micromechanical device further includes a mirror positioned over the substrate. The mirror can be at least partially reflective to incident light. The micromechanical device further includes an optical layer positioned over the substrate and spaced from the mirror. The optical layer can be at least partially transmissive to incident light. The micromechanical device can further include a protective coating. The optical layer and the mirror define a cavity and the protective coating overlies surfaces of the microelectromechanical device exposed to the cavity. | 2009-03-05 |
20090059346 | Interferometric Optical Modulator With Broadband Reflection Characteristics - An optical device suitable for forming a pixel in a video display. The optical device includes a first layer having a first refractive index; a second layer over the first layer, the second layer having a second refractive index less than the first refractive index; and a third layer over the second layer, the third layer having a third refractive index larger than the second refractive index; and a fourth layer that is at least partially optically absorptive, wherein the optical stack and the fourth layer are a first distance from one another when the device is in a first state and are a second distance from one another when the device is in a second state, the first distance different from the second distance. | 2009-03-05 |
20090059347 | INFORMATION DISPLAY PANEL - In an information display panel, in which display media are sealed in a plurality of cells formed by partition walls between two opposed substrates, at least one of two substrates being transparent, and, in which the display media, to which an electrostatic field is applied, are made to move so as to display information such as an image, a tensile elastic modulus of the partition wall is controlled in a range of 10-100 MPa and a breaking elongation of the partition wall is controlled in a range of 2-500%. | 2009-03-05 |
20090059348 | DISPLAY DEVICE AND ELECTRIC APPARATUS USING THE SAME - In a display device including: an upper space (display space) | 2009-03-05 |
20090059349 | Sheet for electrophoretic display devices, process for its production, and its applications - The sheet for electrophoretic display devices according to the present invention includes a data displaying player between electrically conductive layers of two opposite electrode films, the data display layer containing microcapsules for electrophoretic display devices and a binder resin, wherein the binder resin has a weight-average molecular weight of from 40,000 to 300,000 and a glass transition temperature of from −50° C. to 10° C. This sheet can be produced by forming the data display layer on an electrically conductive layer of a first electrode film and putting an electrically conductive layer of a second electrode film on the date displaying layer, followed by lamination. This sheet can be used, as its applications, for electrophoretic display devices using the sheets for electrophoretic display devices, and electronic equipments using the electrophoretic display devices. | 2009-03-05 |
20090059350 | Microcapsule, electrophoretic display sheet, electrophoretic display device, and electronic apparatus - A microcapsule includes an electrophoretic dispersion liquid including at least one kind of electrophoretic particle having a polarity, and a capsule body encapsulating the electrophoretic dispersion liquid and made of a polymeric material including one of a nonpolar resin without having a polarity and a resin material having a nonpolar group without having a polarity as a side chain. | 2009-03-05 |
20090059351 | DEMODULATOR SYSTEM AND METHOD USING MULTILEVEL DIFFERENTIAL PHASE SHIFT KEYING - A demodulator and demodulation method includes an optical coupler configured to receive an input signal. The optical coupler couples the signal to an even number of branches. Each branch including at least one interferometer configured to split, combine and interfere with an optical signal from one of within the branch or from another branch. A common optical delay is disposed on one of every two branches between the optical coupler and the interferometer of the branch. | 2009-03-05 |
20090059352 | METHOD AND ARRANGEMENT FOR MITIGATING BEND DISTORTION IMPACT IN A FIBER AMPLIFIER OR LASER - A method of producing an optical amplifying assembly includes providing an amplifying fiber and selecting a first portion and a second portion of the amplifying fiber such that a bend of substantially the same radius and length would cause greater distortion impairments in the first portion than in the second portion. The method further includes coiling the second portion and arranging the first portion to mitigate the impairments due to bend distortion. | 2009-03-05 |
20090059353 | Large-mode-area optical fibers with reduced bend distortion - In a LMA optical fiber the index of the core region is graded (i.e., as viewed in a radial cross-section) and has a grading depth of Δn | 2009-03-05 |
20090059354 | OPTICAL AMPLIFIER TRANSIENT CONTROL WITH GAIN ERROR LIMITS - Optical amplifier transient control methods and apparatus which limit the extent of cumulative transient gain errors in the rapid control of multiple optical amplifiers in a communication system. In an exemplary embodiment, if the input power to an optical amplifier drops below a predetermined threshold, the gain of the amplifier is set to clamp the output power of the amplifier to its initial level less the threshold, thereby preventing the continuous growth of gain error. This is based on the assumption that once the input power goes below the threshold, it should no longer go above the threshold until the transient condition is corrected. The present invention can operate to handle down- as well as up-transient events and is not amplifier technology dependent. | 2009-03-05 |
20090059355 | System and Method for Optical Communication Using Polarization Filtering - An optical circuit is described which may include an SOA-MZI circuit providing an output signal; and a polarization filtering device (PFD) configured to receive the output signal of the SOA-MZI and to provide at least one signal at the output of the PFD. | 2009-03-05 |
20090059356 | Light-pipe array system - A light-pipe array system is provided. The system comprises a light projector that projects light, and a light-pipe array. The light-pipe array comprises a plurality of light-pipes. Each light-pipe comprises a dielectric transparent to the light, and an electrically conductive light barrier layer surrounding the dielectric. The barrier layer guides the light from an entrance of the dielectric surrounded by the barrier layer to an exit of the dielectric surrounded by the barrier layer. Each light pipe also comprises a light-receiving element that increases throughput of the guided light transmitted within the barrier layer via the dielectric. In one embodiment, the light-receiving element comprises an electrical conductor positioned along a central longitudinal axis of the dielectric. In another embodiment, the light-receiving element alternatively comprises a focusing element. The guided light transmitted within the barrier layer via the dielectric is used in fabricating photosynthesized bio-materials such as, for example, oligonucleotides. | 2009-03-05 |
20090059357 | OPTICAL ARRANGEMENT AND A MICROSCOPE - An optical arrangement having an optical assembly ( | 2009-03-05 |
20090059358 | Chromatically corrected catadioptric objective and projection exposure apparatus including the same - A catadioptric objective includes a plurality of optical elements arranged along an optical axis to image a pattern from an object field in an object surface of the objective to an image field in an image surface region of the objective at an image-side numerical aperture NA with electromagnetic radiation from a wavelength band around a central wavelength λ. The optical elements include a concave mirror and a plurality of lenses. The projection objective forms an image of the pattern in a respective Petzval surface for each wavelength λ of a wavelength band, the Petzval surfaces deviating from each other for different wavelengths. In embodiments, a longitudinal departure p of the Petzval surface at a given wavelength from a planar reference surface at an edge field point of the image field (at maximum image height y′), measured parallel to the optical axis in the image surface region, varies with the wavelength λ according to dp/dλ<(0.2λ/NA | 2009-03-05 |
20090059359 | SECONDARY LIGHT SOURCE - A secondary light source is provided comprising a narrowband light source ( | 2009-03-05 |
20090059360 | SYSTEM AND METHOD FOR SELF-INTERFERENCE FLUORESCENCE MICROSCOPY, AND COMPUTER-ACCESSIBLE MEDIUM ASSOCIATED THEREWITH - Exemplary apparatus and/or method can be provided using which, it is possible to provide information associated with at least one portion of a sample. For example, at least one electro-magnetic radiation received from the at least one portion of the sample can be separated into a plurality of first radiations, one of the first radiations having a phase delay that is different from a phase delay of another of the first radiations. In addition, at least one of the first radiations can be received and separated into second radiations according to wavelengths of the received at least one of the first radiations. Further, it is possible to detect the second radiations and generate information regarding a position of the at least one portion of the sample as a function of at least one characteristic of at least one interference of the first radiations. According to another exemplary embodiment, it is possible to provide system, method and computer accessible medium, in which data associated with first radiations can be obtained, and the information regarding a position of the at least one portion of the sample may be generated. Such information can be generated based on the data by separating second radiations associated with the portion(s) of the sample according to wavelengths of at least one of the second radiations. For example, one of the second radiations can have a phase delay that is different from a phase delay of another one of the second radiations, and the second radiations may be interfering. | 2009-03-05 |
20090059361 | Imaging device and method for a bonding apparatus - An imaging device and method of a bonding apparatus in which the imaging device includes: a high-magnification optical system having first and second high-magnification optical paths that extend to a common imaging plane through a high-magnification lens and have different optical path lengths from the high-magnification lens to the common imaging plane correspondingly to multiple subject imaging ranges which are at different distances from the high-magnification lens; a shutter for opening one of the two high-magnification optical paths and closing the other one; and a low-magnification optical system having a low-magnification optical path that extends to an imaging plane through a low-magnification lens and having a field of view wider than those of the high-magnification optical paths. The imaging element on the imaging plane in the high-magnification optical system images semiconductor chips, while the imaging element on the imaging plane in the low-magnification optical system images a lead frame. | 2009-03-05 |
20090059362 | Microscope and three-dimensional information acquisition method - An optical system is provided to include an optical unit with an optical axis extending through a light transmissive sample embedded in a transparent substrate, to focus on the sample embedded in the substrate and to scan the sample according to the main plane of the transparent substrate. The optical axis extends under an angle unequal to zero relative to the normal of the main plane of the transparent substrate, in order to perform a volumetric observation of a sample by obtaining information items focused in all thickness directions within the sample, at a high speed, without requiring any movement along the thickness direction of the sample. | 2009-03-05 |
20090059363 | MICROSCOPE SYSTEM - A microscope system for imaging an object which can be arranged in an object plane of the microscope system, which includes an imaging system, a displacement device and a controller is described. The imaging system may provide at least one optical imaging path for imaging an imaging field of the object plane. The displacement device may be adapted to translatory displace the imaging field of the imaging system in the object plane. The controller is adapted to determine a desired displacement of the imaging field in the object plane and to correspondingly control the displacement device. | 2009-03-05 |
20090059364 | SYSTEMS AND METHODS FOR ELECTRONIC AND VIRTUAL OCULAR DEVICES - An ocular device is be used to magnify virtual and real scenes in a binocular or monocular configuration. A plurality of lenses is positioned as though each of the lenses is tangent to a surface of a first sphere having a center that is located substantially at a center of rotation of an eye of a user. A plurality of displays is positioned as though each of the displays is tangent to a surface of a second sphere having a radius larger than the first sphere's radius and having a center that is located at a center of rotation of the eye. Each of the displays corresponds to at least one of the lenses, and is imaged by the corresponding lens. A processor displays an image to the user using the plurality of displays. An input device allows the user to adjust a magnification of the image. | 2009-03-05 |
20090059365 | DEVICE AND METHOD FOR THE PRESENTATION OF STATIC OR MOVING IMAGES - The invention relates to a device and method for displaying a static or moving picture, wherein the inventive device comprises a laser light source and a screen and is characterized in that said screen has a structure at which the illuminated parts simultaneously reflect or transmit light in different directions inside a beam width. | 2009-03-05 |
20090059366 | IMAGE DISPLAY DEVICE - An image display device capable of maintaining continuity of images of adjacent image display elements on a display screen that is composed of a plurality of image display element includes image display elements ( | 2009-03-05 |
20090059367 | Light-polarizing article and process for making same - A process wherein a polymer, such as DNA, having a defined chemical composition and size is used to template the alignment of polarizing species, such as optically active organic dyes or metal nanoparticles having defined compositional characteristics and/or size and shape characteristics, on a surface to manufacture a thin film polarizer; a process where metal nanorods are aligned on a substrate surface or inside a substrate to make a polarizer; and a polarizer thus made. Multi-layered polarizing structure can be created by using the process of the present invention. | 2009-03-05 |
20090059368 | OPTICAL FILM, AND GLASS - The present invention provides glass containing a base, and an optical film, wherein the optical film contains a vertically polarizing film having a polarizer whose absorption axis is substantially vertically oriented to a film surface, and a π/2 optical rotation film containing an optical rotator for rotating a vibration direction of linearly polarized light by substantially 90 degrees. | 2009-03-05 |
20090059369 | POLARIZER PROTECTIVE FILM, POLARIZING PLATE, AND IMAGE DISPLAY APPARATUS - The present invention is to provide: a polarizer protective film having an excellent UV absorbing ability, excellent heat resistance, and excellent optical transparency; a polarizing plate having less defects in an outer appearance using the polarizer protective film and a polarizer; and an image display apparatus of high quality using the polarizing plate. The polarizer protective film of the present invention includes as a main component a (meth) acrylic resin and a UV absorber, in which: a light transmittance at 380 nm of the polarizer protective film is 30% or less when the film has a thickness of 80 μm; a difference between a Tg of the polarizer protective film and a Tg of the same film as the polarizer protective film except that it does not contain the UV absorber is within 3° C.; and YI at a thickness of 80 μm is 1.3 or less. | 2009-03-05 |
20090059370 | BIREFRINGENT FILM AND METHOD OF PRODUCING THE SAME - Provided is a thin birefringent film whose refractive index is three-dimensionally controlled. The present invention provides a birefringent film including at least one polycyclic compound containing a —SO | 2009-03-05 |
20090059371 | PLASMONIC RETROREFLECTORS - An article having: a retroreflective optical element and a plasmonic material on the optical element. A method of: performing an optical measurement on a substrate having a plurality of the articles. | 2009-03-05 |
20090059372 | OPTICAL IMAGE STABILIZER - Disclosed is an optical image stabilizer having a low sliding load, a smooth operation, and a small thickness. When a lens holder and an X slider are moved in the X direction, small balls roll between the side surface of the lens holder and the inner surface of a frame of a Y slider, thereby reducing a sliding load therebetween. When the lens holder and the Y slider are moved in the X direction, small balls roll between the side surface of the lens holder and the inner surface of the frame of the X slider, thereby reducing a sliding load therebetween. Therefore, it is possible to achieve an optical image stabilizer having low power consumption, a smooth operation, and high responsibility. In addition, the thickness of the lens holder is equal to or smaller than the sum of the thicknesses of the X slider and the Y slider overlapped with each other. Therefore, it is possible to achieve an optical image stabilizer having a small thickness. | 2009-03-05 |
20090059373 | Actuator for linear motion and tilting motion - There is provided an actuator used in an optical system comprising a housing, a carrier disposed at least partly inside the housing, and a plurality of linear motion transducers coupled to the carrier and substantially evenly spaced around the carrier within the housing. Each linear motion transducer is able to produce linear motion when energized displacing the carrier relative to the housing to produce linear motion, tilting motion, or both of the carrier. | 2009-03-05 |
20090059374 | Image stabilizing device - An image stabilizing device is provided, in a video camera, with a compensating part 2 having movable prisms | 2009-03-05 |
20090059375 | Grating Device with Adjusting Layer - A reflection grating device with a continuous non-reflecting dielectric adjusting layer disposed between a grating structure and one or more continuous reflecting layers is disclosed that operates in an order of interest, such as the 1 | 2009-03-05 |
20090059376 | DIFFRACTIVE OPTICAL DEVICE, OPTICAL SYSTEM USING THE DIFFRACTIVE OPTICAL DEVICE AND METHOD FOR MANUFACTURING DIFFRACTIVE OPTICAL DEVICE - A diffractive optical device | 2009-03-05 |
20090059377 | Antiglare Film - An antiglare film includes an antiglare layer having particles and a binder matrix on a transparent base material. An antiglare film surface on the antiglare layer side has a concave-convex structure with a ten-point average roughness (Rz | 2009-03-05 |
20090059378 | Devices, Systems, and/or Methods for Providing Illumination - Certain exemplary embodiments can provide and/or utilize a system comprising a first sheet formed of a light-diffusing material, said first sheet defining a pair of opposing faces and two pairs of opposing edges, said first sheet adapted to provide a substantially uniform illumination from at least one of said faces when light is transmitted into any of said edges; a first reflective layer adapted to reflect light toward a second face of said pair of faces; a second sheet formed of a light diffusing material; and a first light source adapted to transmit light into a first edge of said edges. | 2009-03-05 |
20090059379 | OPTICAL FILM, MANUFACTURING METHOD OF THE SAME, AND DISPLAY DEVICE HAVING THE OPTICAL FILM - An optical film includes: a film body having a first surface formed with a groove pattern and a second surface formed with a bump pattern, which are formed in a single body; and a light absorption member formed inside the groove pattern. | 2009-03-05 |
20090059380 | Optical Imager for Producing an Optical Display - The invention relates to an optical imager including a waveguide having a front face and a rear face and into which light beams emitted by an optical element of a light-beam generator system are introduced via an inlet surface and are directed towards the eye of the wearer through said rear face by means of an optical arrangement, so as to make it possible to view information content, said front and rear faces of the waveguide presenting a property of angular selectivity in reflectance and transmittance, and said optical arrangement comprising a Mangin mirror and a quarterwave plate between said front face and said mirror. In the invention, said quarterwave plate is encapsulated between said mirror and another element. | 2009-03-05 |
20090059381 | WEARABLE HIGH RESOLUTION AUDIO VISUAL INTERFACE - An adjustable visual optical element is provided, which may be supported, for example, by an eyeglass. The optical element is preferably adjustable in each of the X, Y, and Z axes to allow the wearer to optimize projection of the optical element. A view axis of the display is preferably also angularly adjustable with respect to a wearer's straight ahead normal line of sight. Source electronics may be carried onboard the eyeglasses, or may be connectable to the eyeglasses via either a hardwire, optical guide, or radiofrequency link. | 2009-03-05 |
20090059382 | Optical Film Having Luminous Flux - An optical film has symmetrical arrangement light-collecting units. The light-collecting units can be extended for several times. The light-collecting unit has apex angles and base angles with different degrees. Thus, a uniform luminous flux and a good light intensity are obtained for the optical film. | 2009-03-05 |
20090059383 | Process for Edging Optical Lenses - A process for edging an optical lens for conforming the optical lens to the size and shape of a lens frame into which the optical lens is to be accommodated, said process comprising: a) providing an optical lens having a convex surface, the convex surface being provided with an anti-smudge topcoat rendering the optical lens inappropriate for edging; b) fixing a mounting element on the convex surface of the optical lens, preferably on its center, by means of an adhesive pad adhering both to the mounting element and the convex surface of the optical lens to form a mounting element/optical lens assembly; c) placing the mounting element/optical lens assembly in a grinding machine so that the optical lens is firmly maintained; and d) edging the optical lens to the intended size and shape, wherein, prior to step (b) of fixing the mounting element, the anti-smudge topcoat on the convex surface of the optical lens is pre-treated with a solvent selected from the group consisting of alkanols and dialkylketones under a mechanical stress. | 2009-03-05 |
20090059384 | PROJECTION LENS WITH HIGH RESOLUTION AND REDUCED OVERALL LENGTH - An exemplary projection lens includes, in this order from the magnification side to the minification side thereof, a negative lens group having negative fraction of power, and a positive lens group having positive fraction of power. The positive and negative lens groups each include a number of positive and negative lenses. The focal length of the projection lens is adjustable. The projection lens satisfies the formulas of: −256, where F1, and F2 respectively represent the effective focal lengths of the negative lens group and the positive lens group, Fw is the shortest effective focal length of the projection lens, and Vg2 is the average of the Abbe number of the positive lenses in the positive lens group. | 2009-03-05 |
20090059385 | PROJECTION OBJECTIVE HAVING A HIGH APERTURE AND A PLANAR END SURFACE - A projection objective for imaging a pattern provided in an object plane of the projection objective onto an image plane of the projection objective suitable for microlithography projection exposure machines has a plurality of optical elements transparent for radiation at an operating wavelength of the projection objective. At least one optical element is a high-index optical element made from a high-index material with a refractive index n≧1.6 at the operating wavelength. | 2009-03-05 |
20090059386 | MICROSCOPE OPTICAL SYSTEM AND DIGITAL MICROSCOPE HAVING THE SAME - A microscope optical system includes, in order from an object side to an image side, a first lens group, a second lens group, a stop, a third lens group, a fourth lens group and a sensor. The first to fourth lens groups all have at least one lens element and at least one of lens elements of the first to fourth lens groups has an aspheric surface. The microscope optical system satisfies several specific conditions so as to provide microscope images of high resolution and high zoom ratio. A digital microscope having the microscope optical system adopts a CCD sensor so that a observer may observe microscope images displayed on a large display screen and store the images for subsequent edition or inspection. | 2009-03-05 |
20090059387 | ZOOM LENS SYSTEM AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens system 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, and a subsequent lens-unit set including at least one lens units. Intervals between the lens units change during zooming. The first lens unit includes a negative lens element, an optical element, and a positive lens element. Various parameters are set appropriately, including the Abbe number νn and the partial dispersion ratio θgF of a material composing the optical element, the focal length f | 2009-03-05 |
20090059388 | Zoom lens and imaging apparatus - The invention relates to a zoom lens and an imaging apparatus, and more particularly to a slimmed-down zoom lens well fit for imaging apparatus inclusive of video cameras and digital cameras. The zoom lens comprises, in order from its object side, a first lens group having negative refracting power, a second lens group having positive refracting power, a third lens group having negative refracting power and a fourth lens group having positive refracting power. The first lens group consists of one negative component wherein one negative lens and one positive lens are cemented together. Upon zooming from the wide-angle end to the telephoto end and the second lens group moves toward the object side with a decreasing spacing between the first lens group and the second lens group, a changing spacing between the second lens group and the third lens group and a changing spacing between the third lens group and the fourth lens group. | 2009-03-05 |
20090059389 | ZOOM LENS DEVICE - A zoom lens device is reduced in size and capable of zoom operation with the number of steps large enough to display the value as a zoom lens. The zoom lens device comprises lens system (A) with a first lens group, a second lens group, and a third lens group arranged on optical axis (Z). It comprises zoom mechanism (E) for changing the focal distance of lens system (A) by changing the second lens group in the direction of optical axis (Z). It comprises focus mechanism (C) for adjusting the image forming position of lens system (A) by moving the third lens group | 2009-03-05 |