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| Number | Title | Issue Date |
| 8168937 | Optical head for reading an image of an object An optical head that can be easily assembled is for reading an image of an object and includes a housing, a diffuser, a light source module and a light sensing module. The diffuser is connected to the housing. The light source module has a substrate and a first ligh... | 05/01/2012 |
| 8168938 | Method of manufacturing an optical member having stacked high and low refractive index layers A method of making an optical member including high refractive index layers and low refractive index layers, which are each relatively thin as compared with an optical length, and disposed alternately in the lateral direction with respect to an optical axis. Each wi... | 05/01/2012 |
| 8164040 | Saturation optics An imaging system includes a detector for receiving electromagnetic energy and generating sampled data in accordance with the electromagnetic energy so received. The detector is characterized by a threshold point such that the sampled data is in one of two states: i... | 04/24/2012 |
| 8148672 | Optical member with high and low refractive index layers An optical member includes high refractive index layers having a great refractive index and low refractive index layers having a small refractive index, which are each relatively thin as compared with an optical length, disposed alternately in the lateral direction ... | 04/03/2012 |
| 8138465 | Optical sensor with a single continuous injection molded optical element with fresnel lenses The invention relates to an optical sensor (1) for detecting objects in a monitored area, said sensor comprising at least one transmitter (4) for emitting light rays (3), at least one receiver (6) for receiving transmitted light rays (... | 03/20/2012 |
| 8124925 | Simulation detector having multiple sensor surfaces for detecting incident radiation A detector having a field of view in elevation on the order of one hundred eighty degrees in one plane and three hundred sixty degrees in a perpendicular plane includes a generally hemispherical lens in combination with an optical frustum. The combination directs in... | 02/28/2012 |
| 8115161 | Imaging apparatus for taking images of objects in a plurality of directions and vehicle incorporating the same The invention relates to an imaging apparatus that is capable of taking images of objects in at least three directions on a single imaging device, has a wide imaging angle of view and can easily be made compact, and a vehicle incorporating it. The imaging apparatus ... | 02/14/2012 |
| 8089038 | Reticle image generation using polarizers and metamaterial filters Methods and apparatus relating to generating reticle inspection images are described. In an embodiment, a reticle inspection image is generated by filtering incident light through a metamaterial filter. Other embodiments are also described. ... | 01/03/2012 |
| 8080776 | Imaging device A close contact type imaging device is an imaging device for acquiring an image of an object in a state that the object is in close contact to an image sensor. This imaging device has an angle limiting filter. The angle limiting filter is constructed from: a glass s... | 12/20/2011 |
| 8076629 | Photopumped semiconductor image amplifier comprising a waveguide with embedded quantum wells and an optical narrow bandpass filter One embodiment is an optical image preamplifier having an input through which a laser signal is received and amplified, said laser signal emanating from a target illuminated by a laser transmitter or generated by multiple lasercom transmitters in the field of view; ... | 12/13/2011 |
| 8044336 | Detector and optical system Embodiments of the present invention relate to a detector comprising first and second lenses for use with respective first and second sensing means; each lens comprising a plurality of Fresnel facets having respective fields of view adapted such that the fields of v... | 10/25/2011 |
| 8022352 | Flexible substrate with etched lens array A flexible substrate having a plurality of lenses disposed in an array on a surface of the substrate wherein the lenses are formed by etching the substrate. ... | 09/20/2011 |
| 8017903 | Observation apparatus To prevent incidence of strong external light into a photodetector and an imaging device while a lid is opened, so as to thereby perform accurate photodetection and imaging operations without receiving the influence of external light. An observation apparatus compri... | 09/13/2011 |
| 7999217 | Image-capturing element including photoelectric conversion cells that pupil-divide object light and output a ranging signal An image-capturing element includes a pair of photoelectric conversion cells that pupil-divide object light in a first direction and in a second direction and that output a ranging signal. The photoelectric conversion cells include a photoreceiving element configure... | 08/16/2011 |
| 7994467 | Optical cavity emitter arrangements with spectral alignment and methods therefor Aspects of the disclosure are directed to optical microcavities and emitters that are spectrally aligned in an arrangement having an array of such microcavity-emitter combinations. The spectral alignment can be selective, in that a portion of the array of microcavit... | 08/09/2011 |
| 7989756 | Active-isolation mounts for optical elements Disclosed are, inter alia, optical components that include an optical element (e.g., mirror) and at least three active-isolation mounts mounting the optical element to a frame (e.g., optical barrel or optical frame). An active-isolation mount has a non-contacting ac... | 08/02/2011 |
| 7989755 | Apparatus for photon detection including a sample cell with an outer surface with a curved bottom, and a pinhole created on a pinhole plate The object of the present invention is to acquire the brightness of NA>1 while alleviating the requirement for the precision of positioning for the collection lens of the sample cell in a non-liquid immersion system. In order to achieve the object mentioned above, t... | 08/02/2011 |
| 7977620 | Laser-welding method for stacked workpieces A laser welding method for stacked workpieces. A laser irradiation diameter that is irradiated on a surface of one workpiece among two stacked workpieces is set such that a laser irradiation diameter at a weld ending-edge portion is equal to or greater than approxim... | 07/12/2011 |
| 7977619 | Detector array for use in a laser imaging apparatus A detector array for use in a laser imaging apparatus, comprises a plurality of housings disposed in an arc around an opening in which an object to be scanned is disposed, each housing including an open front end, a rear end and a longitudinal axis; and a detector d... | 07/12/2011 |
| 7960680 | Optoelectronic device for emitting electromagnetic radiation with controllable emission intensity and control method An optoelectronic device for emitting electromagnetic radiation with a controllable emission intensity comprises, at least one optoelectronic component (100) which is adapted for generating, in operation, electromagnetic radiation (90), a first electro... | 06/14/2011 |
| 7943894 | Optical element for free-space propagation between an optical waveguide and another optical waveguide, component, or device An optical element comprises a substantially transparent material having opposing first and second transmission surfaces and a substantially flat mounting surface between them, an alignment mark, and an optical coating. The optical element is mounted self-supporting... | 05/17/2011 |
| 7939791 | Optical data pipe An optical interconnect system having a first optical sub-system and a second optical sub-system, each optical sub-system having a first end and a second end, and further having a preselected length, and a preselected width. Means are fixedly secured to the first en... | 05/10/2011 |
| 7935920 | Illumination optical system including luminous flux conversion system An optical system for image projection is disclosed which is easy to be manufactured and designed and capable of projecting a bright image with high contrast. The optical system includes an illumination optical system introducing a luminous flux emitted from a light... | 05/03/2011 |
| 7932484 | Laser transmitter having gimbal support and method of preventing the gimbal support from contacting the transmitter housing A laser transmitter has a transmitter housing and a laser source in the housing. A gimbal support arrangement supports the laser source in the housing and includes a gimbal motor arrangement for moving the gimbal support arrangement and said laser source in said hou... | 04/26/2011 |
| 7923677 | Coded aperture imager comprising a coded diffractive mask The present invention relates to an imaging system which employs the same principles as coded aperture imaging. High angular resolution coded aperture imagers require a small aperture size and relatively large spacing between the coded aperture array and the detecto... | 04/12/2011 |
| 7902492 | Measuring unit for air flow A casing is capable of being transported by a transportation apparatus in an automated warehouse and being placed in a cell of the automated warehouse. A plurality of strings are suspended in the casing, and displacement of the strings caused by the air flow in the ... | 03/08/2011 |
| 7897910 | System for characterizing a light field A method and system for establishing extended optical traps for commercial use. The method and system employs a diffractive optical element (DOE) to process a light beam wherein the DOE includes phase information and amplitude information to create the extended opti... | 03/01/2011 |
| 7880130 | Optical device and mobile apparatus An optical device ensuring projection of light over a wide range as well as reduction in size, and a mobile apparatus mounted with the optical device are provided. The optical device (100) includes a light-projecting unit (110) and a light-receiving un... | 02/01/2011 |
| 7863555 | Illumination apparatus and projection display apparatus An illumination apparatus includes; a first solid-state light source, a second solid-state light source, a first arrangement member provided with a first arrangement surface, a second arrangement member provided with a second arrangement surface, an optical unit con... | 01/04/2011 |
| 7858919 | Photo reflector including a light-emitting element and a light-receiving element A photo reflector (30) includes a circuit board (32) provided with electrode patterns, a light-emitting element (42) and a light-receiving element (44) disposed on the circuit board, a light-transmitting resin sealing the light receiving ... | 12/28/2010 |
| 7838814 | Plenoptic system for recording images from sheets A system for recording an image as digital data comprises a photosensor array and a plenoptic set, including a main lens and a lenticular grating, to enable the photosensor array to obtain plenoptic image data from the sheet. A subset of the plenoptic image data is ... | 11/23/2010 |
| 7820955 | Coded aperture imager comprising a coded diffractive mask The present invention relates to an imaging system which employs the same principles as coded aperture imaging. High angular resolution coded aperture imagers require a small aperture size and relatively large spacing between the coded aperture array and the detecto... | 10/26/2010 |
| 7807958 | Switch for an illumination device, and projection system including the same An illumination device and a projection system including the same are disclosed. The illumination device can implement a small-sized and high-efficiency projection system, and the projection system includes the illumination device. The projection system generates a ... | 10/05/2010 |
| 7807957 | Light source unit and projection type image display apparatus A projection display apparatus in which the longitudinal direction of an arc type lamp is parallel with the longitudinal direction of an aperture of a polarization exchange element. ... | 10/05/2010 |
| 7777172 | Methods for reducing cross talk in optical sensors Optical sensors containing reduced amounts of cross talk, as well as methods for making and using such sensors are described. The sensors contain a light absorption coating that is placed on a portion of the external surface of the optical sensor near the detector. ... | 08/17/2010 |
| 7763841 | Optical component for a depth sensor Embodiments are disclosed herein related to the construction of optical elements for structured light depth sensor systems. One disclosed embodiment provides a depth sensing system with an optical component comprising a first substrate surface, a first optical eleme... | 07/27/2010 |
| 7763840 | Radiant energy collector A radiant energy collector comprising a reflective surface having a concave cross-sectional shape, wherein the reflective surface focuses radiant energy onto a receiving surface that is disposed along the focal axis of the reflective surface, wherein the focused rad... | 07/27/2010 |
| 7759631 | Raster scanning microscope having transparent optical element with inner curved surface The optical detection system typically used in micromechanical cantilever-based instruments, e.g. scanning probe microscopes, chemical or biological sensing probes like “artificial noses”, or molecular force probe instruments, can hardly cope when measuring samp... | 07/20/2010 |
| 7759630 | Method and apparatus for the generation and control of multiple near-field light sources at subwavelength resolution Methods and devices for generating multiple, closely spaced, independently controlled near-field light sources are disclosed. By providing an aperture having at least two, orthogonally oriented ridge structures, two or more closely spaced near-field light sources ca... | 07/20/2010 |
| 7750286 | Compact image projector having a mirror for reflecting a beam received from a polarization beam splitter back to the polarization beam splitter A representative embodiment of the invention provides a compact image projector having a light source coupled to a spatial light modulator (SLM). The light source has a substantially planar structure. The overall size of the SLM is dominated by its length and/or wid... | 07/06/2010 |
