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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/641
Name: Optical: systems and elements > Collimating of light beam
Description: Subject matter wherein a bundle of light rays emanating from a single point are made to be parallel to one another, as opposed to converging or diverging rays.


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
7145129 Method for optimizing performance of optical encoders operating in a fluid Dec. 5, 2006
7133208 Collimating lens with temperature compensation and an optical scanning apparatus using the same Nov. 7, 2006
7123419 Collimating and optical elements with reduced mass Oct. 17, 2006
7114232 Collimator and spectrophotometer Oct. 3, 2006
7102825 Collimator optical system and optical information storage device Sep. 5, 2006
7092163 Light collimating and diffusing film and system for making the film Aug. 15, 2006
7055967 Illumination systems employing corrective optics for use in reduced etendue color video projection systems Jun. 6, 2006
7055995 Apparatus and method of guiding and shaping light from light source Jun. 6, 2006
7038860 Preform for an optical lens, an optical lens, and a method of manufacturing an optical lens May. 2, 2006
7035014 Device for collimating light emanating from a laser light source and beam transformer for said arrangement Apr. 25, 2006
7027228 Arrangement and apparatus for optical beam transformation Apr. 11, 2006
7016380 Multi-beam laser scanning unit Mar. 21, 2006
7002758 Collimator optical system and optical information storage device Feb. 21, 2006
6995912 Condensing lens, optically-multiplexed-laser-light source, and exposure system Feb. 7, 2006
6990271 Multi-bandwidth collimator Jan. 24, 2006
6972845 Collimator and spectrophotometer Dec. 6, 2005
6970296 Signaling device for traffic signals Nov. 29, 2005
6947220 Devices for information processing in optical communications Sep. 20, 2005
6934087 Fiber optic collimator and collimator array Aug. 23, 2005
6930813 Spatial filter source beam conditioning in ellipsometer and the like systems Aug. 16, 2005
6927919 Collimating lens, collimating system, and image displaying apparatus using collimating system Aug. 9, 2005
6924923 Nonmechanical wavelength-independent beam steerer Aug. 2, 2005
6924849 Image projection system with multiple arc lamps and flyseye lens array light homogenizer directing polychromatic light on a liquid crystal display Aug. 2, 2005
6912091 Method of designing collimator array device and collimator array device manufactured thereby Jun. 28, 2005
6900428 Method for optimizing performance of optical encoders operating in a fluid May. 31, 2005
6888681 Optical demultiplexer May. 3, 2005
6867929 Light source device Mar. 15, 2005
6859263 Apparatus for generating partially coherent radiation Feb. 22, 2005
6855152 Laser pointer Feb. 15, 2005
6853489 Correction of angular deviation and radial drift of laser beams Feb. 8, 2005
6850367 Light exposure apparatus and light emitting device therefor Feb. 1, 2005
6842293 Beam expander Jan. 11, 2005
6839182 Optical assembly having an optical device aligned to an optical collimator, and its fabrication Jan. 4, 2005
6836370 Collimator for ready fitting to an optical device with precise optical alignment without need for adjusting positions or angles to compensate for offsets during assembly Dec. 28, 2004
6829098 Illumination optics and method Dec. 7, 2004
6829096 Bi-directional wavelength division multiplexing/demultiplexing devices Dec. 7, 2004
6819413 Method and system for sensing and analyzing a wavefront of an optically transmissive system Nov. 16, 2004
6804062 Nonimaging concentrator lens arrays and microfabrication of the same Oct. 12, 2004
6798581 Optical pickup method and apparatus for performing read and write operations on recording media Sep. 28, 2004
6788470 Light collimating system Sep. 7, 2004
6783261 Optical assemblies for concentration of radial light distribution within confined luminaire packages Aug. 31, 2004
6775070 Collimator lens Aug. 10, 2004
6771426 Input-output optical system of spatially optical coupled type, and optical switch Aug. 3, 2004
6768101 High resolution optical encoder with an angular collimated light beam Jul. 27, 2004
6768593 Fiber-coupled laser diode having high coupling-efficiency and low feedback-noise Jul. 27, 2004
6744563 Collimating lens Jun. 1, 2004
6731437 Energy beam guide for an electrophoresis system May. 4, 2004
6710929 Method of forming and using laser light columns Mar. 23, 2004
6707615 Optical pickup apparatus restricting aberration and optical disc apparatus using the same Mar. 16, 2004
6704146 Collimating device and method for making same Mar. 9, 2004

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