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| Number | Title | Issue Date |
| 7463394 | Linear optical scanner A device for linear scanning includes a roof prism. The roof prism includes a roof of two mutually perpendicular reflecting surfaces intersecting in a line of intersection. A scanning mechanism moves the roof prism in a direction perpendicular to a plane of bilatera... | 12/09/2008 |
| 7428086 | Method and apparatus for scanning optical delay line A scanning optical delay line includes an optical path element that rotates about its central axis, such that a face is intermittently incident a beam of light to be optically delayed. When the beam is not incident the face, it is reflected onto a reinsertion line w... | 09/23/2008 |
| 7336407 | Scanner/pointer apparatus having super-hemispherical coverage A scanner apparatus which has super-hemispherical coverage includes a receiver, a pair of counter-rotating prisms, and a rotating mirror aligned with the pair of counter-rotating prisms. The rotating mirror and the pair of counter-rotating prisms guide an observed o... | 02/26/2008 |
| 7315557 | Multi-wavelength light source apparatus A pulse sequence is configured by making a pulse waveform output from a pulse light source into a super Gaussian pulse of the third order or higher, and input to a spectrum expanding device. The spectrum expanding device broadens the spectrum of the pulse sequence w... | 01/01/2008 |
| 7304815 | Laser system A laser system and interferometer are disclosed comprising a laser source for generating a laser beam, and first and second adjustable elements wherein the first and second adjustable elements have limited rotational motion so rotation of the first adjustable elemen... | 12/04/2007 |
| 7300157 | Pixel-shifting projection lens assembly to provide optical interlacing for increased addressability A projection display system includes a projection lens assembly that has multiple projection lens elements that are configured to receive light imparted with display information by a pixelated display device. The projection lens elements project the light toward a d... | 11/27/2007 |
| 7298538 | Rotary optical switch An apparatus for directing a light path sequentially between multiple positions. A rotary switch rotates a light beam from a prism relative to a plurality of optical elements arranged radially on a switch body. In one embodiment, a prism rotates in the switch body, ... | 11/20/2007 |
| 7286270 | Optical reading document board and optical reader In an optical-reading document board, an anti-reflection layer is formed by a transparent film and an anti-reflection film is bonded on a document-resting surface of a transparent glass plate. The anti-reflection layer is structured by a transparent film and an anti... | 10/23/2007 |
| 7258448 | Display device A display device has plural light emitting elements disposed in line, a first optical system to diverge light emitted from the light emitting elements, and a second optical system to converge the light passing through the first optical system. The first optical syst... | 08/21/2007 |
| 7236299 | Compact periscopic beam director A periscopic beam director is disclosed. The periscopic beam director can be configured with a hemispheric field of regard, in a volume that minimizes external structure or dome size when mounted on a host vehicle (e.g., airplane or UAV). One embodiment combines a R... | 06/26/2007 |
| 7227817 | Low profile optical head An optical head of a type useable in a optical disk reader/writer is provided. The optical head has a low profile, e.g., in a vertical direction parallel to the disk spin axis, such as less than about 5 mm preferably less than about 3 mm. Substantially all component... | 06/05/2007 |
| 7224521 | Parcentric objective A parcentric objective is described, including an objective lens configured to receive an incident ray from a field of view and to translate the incident ray into a translated incident ray, the objective lens substantially aligned across an optical axis, and a wedge... | 05/29/2007 |
| 7220256 | Laser system and method for treatment of biological tissues A system for and method of performing laser assisted surgery is disclosed. Laser radiation is preferably delivered to a target area of tissue using a Er:YAG laser source. The laser radiation is delivered to the target area in bursts of laser radiation comprising set... | 05/22/2007 |
| 7215455 | Inner drum exposure apparatus The inner drum exposure apparatus records an image by scanning a recording material held on an arcuate inner peripheral surface of a support with a light beam that is emitted from a light source and modulated in accordance with image information and deflected by a t... | 05/08/2007 |
| 7191153 | Content distribution method and apparatus Media which stores protected content is distributed to users without the need for payment at the time of media distribution. Payment can be performed at a later time in response to which content may be enabled, and/or users may selectively pay for, and receive enabl... | 03/13/2007 |
| 7187445 | Method and apparatus for optically scanning a scene A light beam is deflected by refraction and total internal reflection through a first prism, and projected through a first lens onto a scene that is to be scanned. The prism rotates, which varies the deflection angle and scans the beam across the scene along a scan ... | 03/06/2007 |
| 7177059 | Device and method for manipulation and routing of a metrology beam A lithographic projection apparatus is equipped with a device for manipulation and routing of at least one portion of a metrology beam of radiation. The device includes a first and a second optical wedge, wherein the second optical wedge and the first optical wedge ... | 02/13/2007 |
| 7142747 | Fiber optic rotary joint and associated alignment method A fiber optic rotary joint is provided that is unaffected by variations in the optical properties of a fluid that fills its internal cavity. The rotary joint includes a housing defining the internal cavity, first and second optical collimation arrays on opposite sid... | 11/28/2006 |
| 7128268 | Bar code scanner having a mirrored spinner which operates at different speeds A bar code scanner has a housing including a surface having a transparent scanning window. The housing contains optical components including a spinner and pattern mirrors arranged to produce sets of scan lines. The spinner is operable at two, substantially constant,... | 10/31/2006 |
| 7123394 | System and method for the laser beam deflection for optical measuring systems A system for the laser beam deflection for optical measuring systems includes an optical element for the deflection of an incident laser beam and a driving unit for generating a rotational movement between the optical element and the incident laser beam in order to ... | 10/17/2006 |
| 7118588 | Scanning treatment laser An therapeutic laser device that incorporates a scanning head to direct low level laser light into a treatment zone that can have any desired shape or energy distribution within a hemisphere forward of the scanning head. The device enables laser light of different p... | 10/10/2006 |
| 7119972 | Apparatus and method for the manipulation of a laser beam in reflection An apparatus for manipulating a path of a beam includes a first wedge and a second wedge. The first wedge includes a first refractive surface and a second refractive surface. The second wedge includes a third refractive surface adjacent to the second refractive surf... | 10/10/2006 |
| 7111785 | Compact, omni-directional scan pattern generator and method in a reader for electro-optically reading indicia A compact, omni-directional scan pattern generator for generating multiple scan lines used for electro-optically reading bar code symbols includes stationary light-folding mirrors arranged at different elevations on a support, and a rotary mirrored component having ... | 09/26/2006 |
| 7104652 | Image display device and projector To provide an image display device and a projector having a brightness or an excellent utilization efficiency of the light by improving the display performance of a moving picture. A projector includes a light source for emitting illumination light, a liquid crystal... | 09/12/2006 |
| 7106482 | Scanning apparatus A scanning apparatus comprises two rotatable bodies (1,10 or 40) arranged to rotate in opposite directions. The first body being a polarizer (10) and the second being a mirror (1) or a second polarizer (40). The apparatus is arrang... | 09/12/2006 |
| 7092136 | Laser scanning unit A laser scanning unit includes a light source unit generating a plurality of laser beams, at least one horizontal polarizer arranged on an optical axis of a part of the laser beams, at least one vertical polarizer arranged on an optical axis of a remainder of the la... | 08/15/2006 |
| 7057795 | Micro-structures with individually addressable ribbon pairs An optical MEM devices which utilizes individually addressable ribbon pairs configured to modulate light is disclosed. The ribbon pairs preferably comprise silicon nitride with a reflective aluminum layers, wherein at least one ribbon from each ribbon pair is in ele... | 06/06/2006 |
| 7051922 | Compact bioptical laser scanning system A bioptical holographic laser scanning system employing a plurality of laser scanning stations about a holographic scanning disc having scanning facets with high and low elevation angle characteristics, as well as positive, negative and zero skew angle characteristi... | 05/30/2006 |
| 7050835 | Intelligent multi-media display communication system Interactive, low power, collapsible, intelligent, multi-media display systems for use as hand-held, portable communications devices are disclosed. A display communications device according to the invention can include a housing that contains a processor, radio trans... | 05/23/2006 |
| 7045773 | Optical scanning apparatus for accurately detecting and correcting position of optical beam in subscanning direction, and the method An optical scanning apparatus is provided, in which the optical scanning apparatus includes: a light source emitting an optical beam; an optical deflection unit deflecting the optical beam emitted from the light source; a scanning optical arrangement scanning a scan... | 05/16/2006 |
| 7040765 | Device for projecting a light beam A device for projecting a light beam on an object includes a light source for generating the light beam and projection optics for transmitting the light beam from the light source to the object. At least one prism with at least two essentially plane-parallel surface... | 05/09/2006 |
| 7038821 | Scanning apparatus A scanning apparatus comprises two rotatable bodies (1, 10 or 40) arranged to rotate in opposite directions. The first body being a polarizer (10) and the second being a mirror (1) or a second polarizer (40). The apparatus is arran... | 05/02/2006 |
| 7035004 | Laser microdissection device The invention relates to a laser microdissection device comprised of a microscope table (1), which supports a specimen (3) to be dissected, of an incident lighting device (7), a laser light source (5) and of an objective (10) for f... | 04/25/2006 |
| 7024053 | Method of image processing and electronic camera An image processing method to make a composite image by pasting an image including a marked photographic object into another image, comprises the steps of, obtaining a degree of agreement between image data corresponding to a background image of the marked photograp... | 04/04/2006 |
| 6980652 | Combination mastered and writeable medium and use in electronic internet appliance An optical medium uses a single structure or format (such as identical materials, layers and the like) for both a region for holding mastered data and a writeable area. In one aspect, a writeable region of a medium with mastered content is used in connection with pa... | 12/27/2005 |
| 6975389 | Deflection angle measuring device, optical signal switching system, information recording and replaying system, deflection angle measuring method, and optical signal switching method A light of measurement emitted from a semiconductor laser (1) is incident to a beam splitter formed by a prism (4). The light of measurement transmits into an incident surface (3) having a positive power so as to be emitted to a reflecting surfa... | 12/13/2005 |
| 6971748 | High-resolution display including pixel moving optical system A high-resolution display displaying an image on a screen includes an illumination optical system, an image optical system, a pixel moving optical system, and a projection optical system. The illumination optical system includes a light source emitting a light. The ... | 12/06/2005 |
| 6951411 | Light beam generation, and focusing and redirecting device An improved light beam generation and focusing device (15, 50) has a light source (16, 51) constructed and arranged to emit at least one beam of light (20), and a lens assembly (17, 19, 56) constructed and arranged to focus the at least o... | 10/04/2005 |
| 6950250 | Light beam receiver for a laser positioning device A light beam receiver for a laser beam (2) of a laser positioning device comprising a diffuse reflection surface (3) embodies a reflection surface (3) and at least one reflector surface (4a, 4b) facing the laser beam ... | 09/27/2005 |
| 6937375 | Scanning device A scanning apparatus includes a radiation source for emitting a light beam, a rotatable prism for deflecting the light beam, and a lens arrangement for projecting the light beam onto a scene to be scanned. The path length that is traversed by the light beam from the... | 08/30/2005 |
