Patents
Sitemap › G02 - Optics › G02B - Optical elements, systems, or apparatus › G02B 3 - Simple or compound lenses
Patents for G02B 3 - Simple or compound lenses (21,564)
11/1999
11/16/1999US5986823 Fresnel magnifying lens for forming a hand-held pocket-sized hybrid assembly and method therefor of providing the hybrid assembly
11/16/1999US5986818 Gradient index aspherical lens
11/16/1999US5986817 Eyepiece lens
11/16/1999US5986811 Method of and apparatus for generating a 3-D image from a 2-D image having a changeable focusing micro-lens array
11/16/1999US5986760 Shape measurement method and high-precision lens manufacturing process
11/11/1999WO1999057791A1 Optical emitter array with collimating optics unit
11/10/1999EP0811221B1 Picture display device with two microlens arrays
11/09/1999US5982565 Plastic lens and method of making the same
11/09/1999US5982556 Optical system and lens element for view finder
11/09/1999US5982552 Planar microlens array having high converging efficiency
11/09/1999US5982545 Structure and method for manufacturing surface relief diffractive optical elements
11/09/1999US5982543 Zoned lens
11/04/1999WO1999056240A1 Method for making a wallet card with an integral magnifying lens
11/04/1999WO1999041772A3 A method of component manufacture
11/04/1999DE19819333A1 Optisches Emitter-Array mit Kollimationsoptik Optical emitter array with collimation optics
11/04/1999CA2330321A1 Method for making a wallet card with an integral magnifying lens
11/03/1999EP0953975A2 Optical pickup device
11/03/1999EP0953865A2 Optical modulator and image projection display apparatus
11/03/1999CN1233761A Objective lens optical system
11/02/1999US5978157 Dielectric bootlace lens
11/02/1999US5978154 Zoom lens system
11/02/1999US5978146 Rod lens array and life-size imaging optical apparatus using the same
11/02/1999US5978072 Exposure apparatus
11/02/1999US5976425 Optical device molding apparatus and method, and optical device
11/02/1999CA2148579C Active matrix liquid crystal subtractive color display with integral light confinement
10/1999
10/27/1999EP0693188B1 Switchable lens
10/26/1999USRE36352 High-efficiency, multilevel, diffractive optical elements
10/26/1999US5973853 Cruciform cylindrical lens for elliptical beam transformation
10/26/1999US5973852 Variable power fluid lens
10/26/1999US5973851 Optical air-path isolator using a beam aperture method
10/26/1999US5973850 Lens system
10/26/1999US5973849 Zoom lens system
10/26/1999US5973844 Lenslet array systems and methods
10/26/1999US5973840 Projection display and illuminating optical system for it
10/21/1999WO1999052647A1 Non-planar micro-optical structures
10/21/1999WO1999034239A3 Actively controllable multifocal lens
10/20/1999EP0951015A2 An optical or magneto-optic head and method of making the same
10/20/1999EP0950909A1 Light collecting optical system forming a multiple focus lens
10/20/1999EP0950202A1 Variable surface relief kinoform optical element
10/20/1999EP0950200A1 Lenticular sheet
10/19/1999US5969874 Long focal length projection lenses
10/19/1999US5969872 Spatial light modulator illumination system
10/19/1999US5969864 Variable surface relief kinoform optical element
10/19/1999US5969862 Chromatic aberration correcting element and its application
10/19/1999US5969850 Spatial light modulator, directional display and directional light source
10/19/1999US5969789 Decentered noncorrective lens for eyewear
10/13/1999EP0949529A2 Toric multifocal lens having different astigmatism corrective optical powers in respective vision correction regions, and method of producing the same
10/13/1999EP0949528A2 Trial lens
10/12/1999US5966161 Optical element and a scanning optical apparatus using the same
10/07/1999WO1999050914A1 Color microlenses and a method for creating
10/07/1999WO1999050596A2 Illumination device for generating non-symmetric light beam, optical lens array and optical lens
10/07/1999WO1999050052A1 Microlens formation through focal plane control of an aerial image
10/07/1999DE19812803A1 Spatial filter array manufacture
10/07/1999DE19757836C1 Verfahren zur Herstellung eines doppelt-konvexen Linsenschirmes und Formkern zur Herstellung dieses Linsenschirmes A method for producing a double-convex lenticular screen and mold core for the production of this lenticular screen
10/06/1999CN1230572A Ionizing radiation curable resin composition for fresnel lens and transmission screen
10/05/1999US5963577 Multiple element laser diode assembly incorporating a cylindrical microlens
10/05/1999US5963359 Wavelength conversion device employing non-diffracting beam
10/05/1999US5962874 Light emitting diode array and optical image forming apparatus with light emitting diode array
09/1999
09/30/1999WO1999049358A1 Image display and light-emitting device
09/30/1999WO1999036830A3 Rear projection screen and methods of manufacture thereof
09/30/1999DE19846879A1 Mold for lenses with two metal layers and insulating layer
09/29/1999EP0945747A2 Method and apparatus for back focus control in high energy propagation devices
09/29/1999EP0945742A1 Lenticular lens sheet and transmission type screen using the same
09/29/1999EP0649125B1 Device for preventing pseudo lighting phenomenon of signal lamp
09/29/1999CN1230261A Lens with optic power gradient
09/28/1999US5959787 Concentrating coverglass for photovoltaic cells
09/28/1999US5959783 Rod lens array and life-size imaging optical apparatus using the same
09/28/1999US5959779 Laser irradiation apparatus
09/23/1999WO1999047948A1 Improvements in variable focus optical devices
09/23/1999WO1999040459A3 Optical signaling or display device
09/23/1999DE19910383A1 Image scanner overall length reduced compared to conventional scanners; errors in the relative positions of lens and image scanning element are reduced
09/23/1999DE19910375A1 Miniature optic switch
09/23/1999CA2324212A1 Improvements in variable focus optical devices
09/22/1999EP0943933A1 Lenticular lens sheet, method of manufacturing the same, and transmission type screen
09/21/1999US5956183 Field-customizable variable focal length lens
09/21/1999US5956176 Passive scene base calibration system
09/16/1999WO1999046624A1 Optical switch and modular switch system consisting of optical switching elements
09/16/1999WO1999031535A9 Polariser and liquid crystal display element
09/15/1999EP0942299A1 Radial graded-index objective lens system
09/14/1999US5953162 Segmented GRIN anamorphic lens
09/14/1999US5951731 Laser processing method to a micro lens
09/08/1999EP0940244A2 Method and apparatus for manufacturing lenses and a lens manufactured thereby
09/07/1999US5949585 Optics using graded-index lens
08/1999
08/31/1999US5946140 Fiber lens for use with a confocal lens system
08/31/1999CA2128328C Methods and means for reducing temperature-induced variations in lenses and lens devices
08/25/1999EP0937314A1 Lens arrangement suited for focusing radar waves
08/19/1999WO1999041772A2 A method of component manufacture
08/19/1999WO1999041624A1 A device comprising an optical body
08/19/1999WO1999041592A1 A method of producing a detector belonging to a gas sensor, and a detector produced in accordance with the method
08/19/1999DE19905714A1 Microscope spectroscope for observation of emission, scatter or absorption spectra of microscopic samples
08/19/1999CA2320920A1 A method of component manufacture
08/19/1999CA2320919A1 A method of producing a detector belonging to a gas sensor, and a detector produced in accordance with the method
08/18/1999EP0936588A1 Infrared radiation focussing lens and its making process
08/18/1999EP0936495A1 Liquid-crystal display device
08/17/1999US5940557 Optical fibre microlens and optical radiation source employing the same
08/17/1999US5940200 Scanning optical system
08/17/1999US5940152 Dual-fresnel field lens for a single-panel LCD projection system
08/17/1999US5940050 Color display device for monovalve projectors
08/17/1999CA2133849C Method for making stable optical devices employing radiation-induced index changes
08/12/1999WO1999040459A2 Optical signaling or display device
1 ... 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 ... 216