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| Number | Title | Issue Date |
| 8063974 | Method for fixing a prism and a solid-state image pickup element In fixing prisms for a TV camera and solid-state image pickup element packages, two holding plates are fixed at two sides of each of the prisms, each of the holding plates having a wedge-shaped or semicircular tip surface, and an adhesive is provided in a gap formed... | 11/22/2011 |
| 8049805 | Color imaging device and color imaging device manufacturing method A color imaging device includes a semiconductor substrate including a plurality of photoelectric transducers, and a color filter including a plurality of coloring layers provided to associate with the photoelectric transducers of the semiconductor substrate. Each of... | 11/01/2011 |
| 8045041 | Multi-layer solid state imaging device An image pickup device includes a color separation prism composed of prism members and which separates light into color components, solid-state image sensors fixed to the prism members, respectively, image sensor boards on which the solid-state image sensors are mou... | 10/25/2011 |
| 8026971 | Visible and infrared light image-taking optical system The present invention provides a visible and infrared light image-taking optical system which can facilitate changing a wavelength of infrared light used to take an infrared video image with an infrared light camera and which can achieve an infrared video image not ... | 09/27/2011 |
| 7948551 | Field sequential color camera system A filed sequential color camera system includes a color camera, and an illumination unit. The color camera includes a separation optical system to separate an optical image of a subject incident from a lens in two directions; two solid-state imaging devices to conve... | 05/24/2011 |
| 7612822 | Multispectral image capturing apparatus A multispectral image capturing apparatus has different spectral sensitivity characteristics of at least four bands. Three primary bands of the at least four bands have spectral sensitivity characteristics of standard RGB. At least one auxiliary band of the rest of ... | 11/03/2009 |
| 7443440 | Color separator and imager A color separator includes a polarization converting section for converting an incoming light ray into a linearly polarized light ray such that the polarization direction of the linearly polarized light ray is selectable from a number of predetermined directions, an... | 10/28/2008 |
| 7405759 | Imaging with spectrally dispersive element for aliasing reducing Electro-optical apparatus includes lens apparatus, a CCD having a predetermined filter pattern and a spectrally dispersive element interposed between the lens apparatus and the CCD. ... | 07/29/2008 |
| 7385173 | Photosensitive array detector for spectrally split light A detector includes a photosensitive array including at least one photosensitive surface. A focusing device focuses spectrally split light onto the photosensitive array. The focusing device is located in an optical path upstream from the photosensitive array. The fo... | 06/10/2008 |
| 7362506 | Ultra-bright light engine for projection displays A projector incorporating a prism and a plurality of light valves for modulating light that passes though the prism, wherein the color splitting-converging prism includes a dichroic coating having multiple layers of high and low index of refraction and ¼ wavelength... | 04/22/2008 |
| 7327521 | Colored light synthesis element and projection device therewith The invention includes a first incidence plane, a second incidence plane, a third incidence plane, a first synthesis plane and a second synthesis plane that are interiorly orthogonal to each other. The first synthesis plane reflects light of a first color component ... | 02/05/2008 |
| 7274454 | Imaging system with programmable spectral switch An imaging apparatus has input optics for obtaining a multispectral image bearing light and a programmable spectral switching section. The programmable spectral switching section has a first lens for directing light toward a dichroic separator that separates the mul... | 09/25/2007 |
| 7270424 | Color separation prism assembly A color separation prism assembly. The color separation prism assembly includes a polarizing beam splitter and a plurality of prism blocks. The polarizing beam splitter is coated with a polarizing beam splitter coating on a diagonal plane thereof. A first filter and... | 09/18/2007 |
| 7253399 | Solid-state image sensor, manufacturing method for solid-state image sensor, and camera A solid-state image sensor includes a plurality of light-receiving elements arranged in a light-receiving area, and a plurality of micro-lenses corresponding to the light-receiving elements, and has a flattening film formed on the plurality of the micro-lenses. At a... | 08/07/2007 |
| 7250973 | Image pickup apparatus for reflecting light at an area between successive refractive areas An image pickup element includes: a photoelectric conversion section; a wavelength selection section formed closer to an incident side of light than said photoelectric conversion section, for transmitting light in a predetermined wavelength range; a first area havin... | 07/31/2007 |
| 7245324 | Image pickup apparatus for photographing an object An image pickup element comprising a plurality of pixels, each including a photoelectric conversion section and a wavelength selection section for transmitting to the photoelectric conversion section light of a predetermined wavelength range, wherein the wavelength ... | 07/17/2007 |
| 7236310 | Device for equalizing the back foci of objective and camera A device for adjusting the back foci of an objective and a camera to one another has a housing by which a graphic pattern and an optics are mounted at a predetermined distance F′ from each other. The temperature compensation for the distance F′ is constant to ±... | 06/26/2007 |
| 7202896 | Solid state image pickup device having spectral device A spectral device is disposed above a semiconductor substrate formed with a number of photoelectric conversion elements. The spectral device has a plurality of spectral regions each corresponding to a plurality of photoelectric conversion elements, each of the spect... | 04/10/2007 |
| 7129982 | Color image sensor with integrated binary optical elements An integrated pixel sensor structure having a light sensitive diode including a transparent conductor. In addition, a protective layer is also placed over the transparent conductor, the protective layer including a set of diffraction grating elements for producing c... | 10/31/2006 |
| 7110034 | Image pickup apparatus containing light adjustment portion with reflection of a portion of light onto adjacent pixels An image pickup apparatus comprises a plurality of photoelectric conversion areas, and a light adjustment area including a first transmission portion for transmitting light which is provided in association with a first photoelectric conversion area included in the p... | 09/19/2006 |
| 7095443 | Focusing state determining apparatus In a color separation optical system in a camera, subject light entering focus-imaging elements, to which optical path lengths from the taking lens are different, is obtained with a light dividing face. The focusing state is determined with focus evaluation values a... | 08/22/2006 |
| 7066603 | Cross dichroic prism and reflection type liquid crystal projector using the same A cross dichroic prism for color decomposition includes a blue-reflecting dichroic film for reflecting a blue light component and a red-reflecting dichroic film for reflecting a red light component. Each dichroic film comprises lower and higher refractive index mate... | 06/27/2006 |
| 6956610 | Shock mounting system for CCD camera A shock mounting system for a 3-chip video camera. The system comprises a pair of support plates for spanning the junctions between the various components (prisms, etc.) of a standard charge coupled device (CCD) color camera having 3 CCD's, and an elastomeric boot m... | 10/18/2005 |
| 6956551 | Device for displaying images by projection, comprising dichroic filters with a gradient Device comprising: matrices of reflecting elements which can be electrically driven, and means for deconstructing a beam of polychromatic light and means for reconstructing complementary reflected beams, comprising... | 10/18/2005 |
| 6930721 | Lens mount apparatus for a high definition video camera A lens mount apparatus for removably supporting interchangeable lenses on the front of a conventional professional HD video camera separately and alternatively to the lens mount provided with the video camera. A replacement face plate is mounted on the front of the ... | 08/16/2005 |
| 6927792 | Television camera and white balance correcting method The white balance of a television camera is not lost and kept properly even if the diaphragm is opened to the utmost limit at a dark place. A signal F representing the diaphragm value of the taking lens is inputted from an iris part 2 into a microcomputer ... | 08/09/2005 |
| 6885403 | Color separation beam splitter for projectors A color separation beam splitter for projectors is provided, which comprises a plurality of prisms connected with each other and three optical interference filters having different wavelength ranges respectively formed on side surfaces of the plurality of prisms. Th... | 04/26/2005 |
| 6724531 | Optical low-pass filter An optical low-pass filter used in association with an imaging element which has a plurality of pixels arranged in vertical and horizontal direction with regularity, is provided with first through third birefringent plates arranged in the order from a light incident... | 04/20/2004 |
| 6671101 | Color combining optical element, color separation optical element, and projection type display apparatus using them Provided are a color combining optical element capable of forming a good projected image on a screen surface while permitting scaling-down of entire apparatus and a projection image display apparatus using it. A color combining optical element is construc... | 12/30/2003 |
| 6597401 | Image reading system with flare compensation An image reading system includes an imaging optical system for forming an image of an object, the optical system including at least one refractive lens and a diffractive grating blazed at a predetermined wavelength, an aperture stop positioned close to th... | 07/22/2003 |
| 6357135 | Binocular glasses with an integral printer device A portable imaging system for viewing distant objects is disclosed comprising an optical lensing system for magnifying a viewed distant object; a sensing system for simultaneously sensing said viewed distant object; a processor means interconnected to sai... | 03/19/2002 |
| 6088175 | Optical filter apparatus In an optical filter apparatus in which a filter loading disk having a plurality of filters is rotated around a rotation axis so as to position a desired filter onto an optical axis of a color separation prism, the filter loading disk and the rotation axi... | 07/11/2000 |
| 6020922 | Vertical line multiplication method for high-resolution camera and circuit therefor A vertical line multiplication method and circuit multiplies the number of vertical lines of a video signal which is imaged by use of 4 CCDs to transform the video signal into another video signal having a higher resolution by controlling writing and read... | 02/01/2000 |
| 5889555 | Video camera system and optical accessory A video camera system includes a camera body having a camera electrical connecting terminal which performs at least a communication, a camera mount, a color separation prism, and a plurality of imaging elements, and an optical accessory having an accessor... | 03/30/1999 |
| 5694227 | Method and apparatus for calibrating and adjusting a color imaging system A color calibration system comprises a processor for receiving and transmitting data. A first sensor coupled to the processor detects emissive color images for providing first color sampling data to the processor. A second sensor coupled to the processor ... | 12/02/1997 |
| 5678101 | Holder assembly for electro-developing recording media and electro-developing type camera with such holder assembly A holder assembly includes at least two holder members for holding electro-developing recording media, respectively, and a connecting member for connecting the holder members to each other through the intermediary thereof, and each of the holder members i... | 10/14/1997 |
| 5502490 | Display unit having a light-to-light conversion element A display unit includes a light-emitting element array having a plurality of linearly arranged light-emitting elements drivable by a time sequential image information signal to emit beams of light in accordance with pieces of information allotted to the c... | 03/26/1996 |
| 5477381 | Image sensing apparatus having an optical low-pass filter An image sensing apparatus for converting an object image formed by a photographic lens into electrical signals includes a solid-state image sensor having an offset sampling structure for converting the image into electrical signals. An optical low-pass f... | 12/19/1995 |
| 5381174 | Method of and arrangement for correcting vignetting For correcting vignetting in the upper or lower range of the pick-up area of optoelectric transducers of a multichannel color television camera with zoom lens are described, a representative signal is derived from the diaphragm aperture setting and from t... | 01/10/1995 |
| 5329384 | Color image reading apparatus with volume hologram A color image reading apparatus includes a plurality of line sensors formed by arranging a plurality of one-dimensional sensor arrays on a single substrate, a focusing optical system for focusing an object on the sensors, and a volume hologram, arranged i... | 07/12/1994 |
