Patents for G02B 3 - Simple or compound lenses (21,564) |
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01/13/1998 | US5707684 Dropping liquid resin to a surface, coalescence and solidification to form a microlens |
01/07/1998 | EP0815430A1 Container flange inspection system using an annular lens |
01/07/1998 | EP0664891B1 Process and device for producing optical lenses or the like |
01/02/1998 | DE19726284A1 Camera flash with option for altering angle of object illumination e.g. for still conventional and digital cameras |
12/31/1997 | CN1168983A Radiation-proof microcomputer terminal image enlarger |
12/30/1997 | US5703862 Dual focus objective lens with two curvatures for focussing light on two different kinds of disks with different thicknesses |
12/30/1997 | US5703723 Optical system comprising graded refractive index lens element |
12/30/1997 | US5703722 Segmented axial gradinet array lens |
12/30/1997 | US5703721 Optical magnifier |
12/30/1997 | US5703351 Autofocus module having a diffractively achromatized toroidal lens |
12/29/1997 | EP0814300A1 Surface light source device and liquid crystal display device using the same |
12/29/1997 | EP0813697A1 Decentered noncorrective lens for eyewear |
12/17/1997 | EP0813090A2 Optical scanning device |
12/17/1997 | EP0813079A2 A diffractive/refractive lenslet array incorporating a second aspheric surface |
12/17/1997 | EP0813078A2 Devices with micro-filters and micro-choppers for dynamic selection of colours and images |
12/17/1997 | EP0647326A4 Dispersive microlens. |
12/17/1997 | CN1167924A Long focal length projection lenses |
12/16/1997 | US5699190 Lenticular media having spatially encoded portions |
12/16/1997 | US5699142 Diffractive multifocal ophthalmic lens |
12/10/1997 | EP0811221A2 Picture display device with two microlens arrays |
12/10/1997 | EP0811178A1 Integrating lens array and image forming method for improved optical efficiency |
12/10/1997 | CN1167264A Optical element, shaping mould for optical element and shaping method thereof |
12/09/1997 | US5697006 Method and apparatus for recording stereoscopic images and lenticular recording material used therefor |
12/09/1997 | US5696371 Diffractive/refractive lenslet array |
12/04/1997 | WO1997045758A1 Method of providing diffuse risers on a fresnel lens die |
12/04/1997 | DE19621262A1 Colour error free imaging round micro=lens for e.g. small camera |
12/03/1997 | EP0809816A1 Lenticular optical system |
12/03/1997 | EP0809814A1 Arbitrarily wide lens array with an image field to span the width of a substrate |
12/03/1997 | EP0710366A4 Gradient index lens elements |
12/03/1997 | CN1166609A Concentric annular ring lens designs for astigmatic presbyopes |
12/02/1997 | US5694249 Three-dimensional optical memory element and method of writing information therein |
12/02/1997 | US5694246 Method of manufacturing lens array |
12/02/1997 | CA2103657C Optical element such as a rear projection screen for an image display device and method of producing same |
11/27/1997 | WO1997044689A1 Improved diffractive multifocal ophthalmic lens |
11/27/1997 | WO1997044688A1 Method for correcting a lens optical aberration |
11/27/1997 | DE19621263A1 Cylindrical collecting microlens for collecting light at focus line e.g. for communication optical signal processing |
11/26/1997 | EP0809124A2 A diffractive/refractive lenslet array |
11/26/1997 | EP0808475A1 Decentered noncorrective lens for eyewear |
11/26/1997 | EP0808470A1 Lens structure without spherical aberration and stereoscopic camera including such lens structure |
11/26/1997 | EP0808439A1 Prismatic toroidal lens and traffic signal light using this lens |
11/26/1997 | CN1166153A Mold for molding a resin lens and resin lens produced by using the same mold |
11/25/1997 | US5691834 Ultra compact scanning system for a wide range of speeds, angles and field depth |
11/25/1997 | US5691548 Solid state imaging device having high sensitivity and exhibiting high degree of light utilization and method of manufacturing the same |
11/25/1997 | US5691116 Pattern transfer techniques for fabrication of lenslet arrays for solid state imagers |
11/25/1997 | US5690772 Method for mass-producing eccentric Fresnel lens sheets |
11/20/1997 | WO1997043731A1 Beam shaping system with surface treated lens |
11/20/1997 | DE19648063A1 Microlens patterning mask for solid state image sensor |
11/19/1997 | EP0807842A2 Optical arrangement with diffractive optical element |
11/19/1997 | CN1165370A Objective lens |
11/19/1997 | CN1165309A Concentric ring single vision lens designs |
11/18/1997 | US5689521 Semiconductor laser light source unit |
11/18/1997 | US5689374 GRIN lens and method of manufacturing |
11/18/1997 | US5689323 Decentered noncorrective lens for eyewear |
11/18/1997 | US5688044 Vehicular lamp having improved light distribution pattern |
11/13/1997 | WO1997042530A1 Refractive index gradient lens |
11/13/1997 | WO1997042452A1 New liquid modulated lens for condensing solar energy |
11/12/1997 | EP0806694A2 Neural network analysis for multifocal contact lens design |
11/12/1997 | EP0806039A1 Lens device and an optical pickup apparatus using the lens device |
11/12/1997 | CN1164918A Lens device and optical pickup apparatus using the lens device |
11/12/1997 | CN1164652A Aspheric toric lens designs |
11/11/1997 | US5687022 Mid-wave infrared lens system with liquid optical element |
11/11/1997 | US5686957 For electronic imaging/manipulation of a hemispheric field of view |
11/06/1997 | DE19617604A1 Writing implement, e.g. pen or pencil, with magnifier |
11/05/1997 | EP0692103B1 Condensers for overhead projectors |
11/04/1997 | US5684852 X-ray lens |
11/04/1997 | US5684641 Objective lens and optical head apparatus using the objective lens |
11/04/1997 | US5684637 Fluid filled and pressurized lens with flexible optical boundary having variable focal length |
11/04/1997 | US5684636 Polymer-optical liquid matrix for use as a lens element |
11/04/1997 | US5684560 Concentric ring single vision lens designs |
11/04/1997 | US5683480 Silicon alcoholate |
11/04/1997 | US5683175 Lenticulated lens |
10/30/1997 | WO1997040385A1 Light-controlled electrokinetic assembly of particles near surfaces |
10/29/1997 | EP0803744A2 Transparent polyurethane lens free of optical strain and striae |
10/29/1997 | EP0803743A2 Process for the production of polyurethane lens |
10/29/1997 | EP0644995B1 Platform for recovering solar energy |
10/28/1997 | US5682268 Gas lens |
10/28/1997 | US5682263 Broad-band ultraviolet lens systems well-corrected for chromatic aberration |
10/28/1997 | US5682223 Multifocal lens designs with intermediate optical powers |
10/28/1997 | US5682203 For use with a substrate |
10/22/1997 | EP0802431A2 Process for the production of polyurethane lens |
10/22/1997 | EP0801763A2 3-d imaging system |
10/22/1997 | EP0755526A4 Spectacles using variable focal length lenses which have an arbitrarily shaped periphery |
10/22/1997 | CN1162748A Concentric annular ring lens designs for astigmatism |
10/22/1997 | CN1162747A Multifocal ophthalmic lens |
10/21/1997 | US5680261 Wide angle lens apparatus for vehicle rear window |
10/21/1997 | US5680231 Holographic lenses with wide angular and spectral bandwidths for use in a color display device |
10/16/1997 | WO1997038333A1 Optical components with a graded-index structure, and method of manufacturing such components |
10/15/1997 | EP0801319A1 Outgoing efficiency control device, projection type display apparatus, infrared sensor and non-contact thermometer |
10/15/1997 | EP0800662A2 Unifocal spectacle lens with two aspherical faces |
10/14/1997 | US5677796 Luneberg lens and method of constructing same |
10/14/1997 | US5677697 Millimeter wave arrays using Rotman lens and optical heterodyne |
10/14/1997 | US5676804 Method for fabricating fresnel lenses by selective application and removal of films on lens surfaces |
10/14/1997 | US5676453 Collimating TIR lens devices employing fluorescent light sources |
10/09/1997 | DE19613755A1 Optical coupler for light guide structures |
10/09/1997 | DE19613645A1 Optische Bauteile mit Gradientenstruktur und Verfahren zu deren Herstellung Optical parts with a gradient structure and process for their preparation |
10/08/1997 | EP0800097A2 Solar protection glazing |
10/08/1997 | EP0800096A1 Method for deciding parameters for dyeing lenses and method for producing colored lenses |
10/07/1997 | US5675349 Durable, lightweight, radar lens antenna |
10/02/1997 | WO1997036193A1 Opto-electronic imaging system for industrial applications |
10/02/1997 | WO1997035811A1 A laser processing method for a glass substrate, and a diffraction grating and a microlens array obtained therefrom |