Patents
Patents for G02B 5 - Optical elements other than lenses (93,064)
05/1997
05/14/1997EP0772794A1 Reflective image-providing display viewed with holographically diffused ambient light
05/14/1997EP0772789A1 High pass optical filter
05/14/1997EP0772662A1 Liquid-crystalline glasses
05/14/1997EP0745164A4 Surface finish of cementitous nature and containing glass beads
05/13/1997US5629998 For forming a refractive index grating in a waveguide
05/13/1997US5629996 Universal remote lighting system with nonimaging total internal reflection beam transformer
05/13/1997US5629991 Method for reducing birefringence in optical gratings
05/13/1997US5629804 Diffraction grating
05/13/1997US5629800 Gradial zone lens and method of fabrication
05/13/1997US5629799 Chromatic aberration correcting element and its application
05/13/1997US5629773 Three-dimensional image measuring device
05/13/1997US5629074 Durable polymeric optical systems
05/13/1997US5629070 Authentication label and authenticating pattern incorporating diffracting structure and method of fabricating them
05/13/1997US5629055 Acid hydrolysis of crystalline cellulose under controlled conditions, casting the dispersion as a wet film on a planer support and drying
05/09/1997WO1997016772A1 Optically variable device (ovd) and a method of recording ovd and an ovd recorder
05/09/1997WO1997016762A1 Super broad-band polarizing reflective material
05/09/1997WO1997016754A1 Glass-microsphere coated article having a smooth surface and method for its preparation
05/09/1997WO1997016753A1 Microstructured articles with backing and methods of manufacture
05/09/1997WO1997016752A1 Reflector, and method and means for its production
05/08/1997CA2162335A1 Method of making an optical component having specular reflective properties and an optical component formed thereby
05/07/1997EP0772103A2 A method for producing a hologram and a display device using the same
05/07/1997EP0772069A1 Optical device
05/07/1997EP0772064A2 Optical device having an optical film with an incident angle thereupon variable
05/07/1997EP0771673A1 Method of making a color filter array element
05/07/1997DE19541064A1 Datenträger mit einem optisch variablen Element Disk having an optically variable element
05/07/1997DE19540687A1 Reflektor sowie Verfahren und Mittel zu seiner Herstellung Reflector and method and means for producing it
05/07/1997CN1149163A Information carriers with diffraction structures
05/06/1997US5627926 Prism plate for efficiently emitting light flux within a predetermined range, and liquid crystal indicator and indicator illumination method using the same
05/06/1997US5627847 Distortion-compensated phase grating and mode-selecting mirror for a laser
05/06/1997US5627812 Optical head apparatus and diffraction element having at least two diffractive surfaces
05/06/1997US5627679 Optical systems making use of phase type fresnel zone plates
05/06/1997US5627676 Birefringent glass waveplate containing copper halide crystals
05/06/1997US5627666 Liquid crystal phase modulator using cholesteric circular polarizers
05/06/1997US5626800 Molding microstructure on substrate; curing; heat treatment
05/06/1997US5626796 Light sensitive composition for black matrix, substrate for color filter, and liquid crystal display
05/06/1997US5626408 Illumination system for a color projection device and circular polarizer suitable for use in such an illumination system, and color image projection device comprising such an illumination system and circular polarizer
05/02/1997EP0770890A1 Optical fiber filter
05/02/1997EP0770889A2 Optical element, method of making an optical element, and 3D display
05/02/1997EP0770818A2 Illuminator
05/02/1997EP0770403A2 Drop detection method and apparatus
05/02/1997EP0770222A1 Methods for preparing color filter elements using laser induced transfer of colorants
05/02/1997EP0770219A1 An optical measurement method and apparatus
05/02/1997EP0769991A1 Methods for preparing integral black matrix/color filter elements
05/02/1997EP0583267B1 Launderable retroreflective applique
05/01/1997WO1997015921A1 Two-dimensional array of modulatable light sources
05/01/1997WO1997015848A1 Exposed lens retroreflective article having a polymeric intermediate layer disposed between microspheric and reflective layers
05/01/1997WO1997015847A1 A reflector
05/01/1997WO1997015810A1 Colour recording system
05/01/1997WO1997015533A1 Photo-encoded selective etching for glass based microtechnology applications
04/1997
04/30/1997DE19623280A1 Farbaufnahmesystem Color Recording System
04/30/1997DE19541126A1 Electromagnetic beam changing apparatus for e.g. solder oven used in preparation of circuit board
04/30/1997DE19540289A1 Holograph optical unit for overshadowing light into room
04/30/1997CN2253486Y Infrared absorber for light source of incandescent lamp
04/30/1997CN1148689A Device for generating parallel light using two mirror array
04/29/1997US5625738 Apparatus for uniformly illuminating a light valve
04/29/1997US5625619 Optical recording medium having a plurality of different diffraction grating cells
04/29/1997US5625499 Achromatic and apochromatic prism element employing prisms and gratings
04/29/1997US5625494 Optical band-pass filter having two pass bands
04/29/1997US5625492 For an optical device
04/29/1997US5625472 Method for forming distributed Bragg reflectors in optical media
04/29/1997US5625427 Ophthalmic lens
04/29/1997US5625403 Method and apparatus for recording on optically-sensitive media
04/29/1997US5625372 Compact compound magnified virtual image electronic display
04/29/1997US5624775 Apparatus and method for printing a color filter
04/29/1997US5624757 Photochromic and non-photochromic articles having a protective coating
04/29/1997US5624731 Multi-color, multi-image retroflective goniochromatic display
04/29/1997CA2089421C High performance, durable, low-e glass and method of making same
04/28/1997CA2161585A1 Method and apparatus for reducing surface reflections from a display screen enclosed within a secondary housing
04/26/1997CA2188609A1 Illumination system for hard copy apparatus
04/24/1997WO1997014989A1 Holographic high contrast viewing screen embedded in a liquid crystal display
04/24/1997WO1997014982A1 Light-diffusing panel and window shade using same
04/24/1997WO1997014981A1 Lighting fitting with a diffuser
04/24/1997WO1997014568A1 Light energy absorbing and filtering device
04/24/1997DE19642771A1 Improved efficiency light source for photographic copiers
04/24/1997DE19538893A1 Beleuchtungskörper mit einem Diffusor Lighting with a diffuser
04/23/1997EP0769787A1 X-ray optical element
04/23/1997EP0769179A1 Structural assembly with diffractive properties
04/23/1997EP0769178A1 Structural assembly with profile giving diffractive properties
04/23/1997EP0769162A2 Illumination system, linear polarizer for such an illumination system and a display device comprising such an illumination system
04/23/1997EP0769160A1 Display system intended to be attached to the head or to a helmet, and a helmet provided with such a display system
04/23/1997EP0769157A1 Lenses formed by arrays of reflectors
04/23/1997EP0769156A1 Extreme wide angle, very large aperture, compact, UV imaging lens
04/23/1997EP0768955A1 Apparatus and method for printing a color filter
04/23/1997CN1148432A Microsphere-based retroreflective article
04/23/1997CN1148421A Retroflective article with dual reflector
04/23/1997CN1148399A Polymeric article having improved hydrophilicity and method for making same
04/23/1997CN1148178A Method and element for polarising the light beam of compounded double refracting and diffracting light
04/22/1997US5623473 Method and apparatus for manufacturing a diffraction grating zone plate
04/22/1997US5623375 International dielectric mirror and production process for such a mirror
04/22/1997US5623367 Eyeguard with automatic diaphragm
04/22/1997US5623360 Time delay beam formation
04/22/1997US5622794 Light-shielding photosensitive resin composition, light-shielding photosensitive transfer material and method for forming light-shielding film
04/22/1997US5622784 Synthetic resin ophthalmic lens having an inorganic coating
04/17/1997WO1997014064A1 Compact fiberoptic circulator with low polarization mode dispersion
04/17/1997WO1996029629A3 Microcontact printing on surfaces and derivative articles
04/17/1997DE19641303A1 Micro:structured optical element e.g. colour filter production
04/17/1997DE19638610A1 Reflektor, vorzugsweise zweiseitiger Reflektor, und Verfahren zu dessen Herstellung Reflector, preferably two-sided reflector, and process for its preparation
04/17/1997DE19537824A1 Device for providing lighting depth effect
04/16/1997EP0768565A2 Light-diffusing screen
04/16/1997EP0768277A1 Fine zinc oxide particles, process for producing the same, and use thereof