Patents
Sitemap › G02 - Optics › G02B - Optical elements, systems, or apparatus › G02B 5 - Optical elements other than lenses
Patents for G02B 5 - Optical elements other than lenses (93,064)
12/1989
12/12/1989US4886776 Method for making mirrored surfaces comprising superconducting material
12/12/1989US4886341 Diffraction grating having a plurality of different grating constants
12/06/1989EP0344811A2 Diffraction device
12/05/1989US4885734 Diffraction grating using birefringence and optical head in which a linearly polarized beam is directed to a diffraction grating
12/05/1989US4885055 Layered devices having surface curvature and method of constructing same
12/05/1989US4884871 Meter reading aid
12/05/1989US4884868 Optical component for separating light into different wavelength components
12/05/1989US4884856 Polygonal mirror and method of making same
12/05/1989US4884855 Narrow-band optical absorption filter
12/05/1989CA1263549A1 Arrangement for diverting light
11/1989
11/30/1989WO1989011679A1 A color filter array
11/30/1989WO1989011674A1 Optically anisotropic photochromic materials and applications
11/30/1989WO1989011555A1 Crystal growth from colloidal spheres in suspension
11/30/1989DE3818129A1 Device for limiting laser beams
11/29/1989EP0343729A1 Illumination system
11/29/1989EP0343695A1 Sputtered films for metal alloy oxides
11/28/1989US4883341 Non-reflective graphic surface
11/28/1989CA1263266A1 Remote control apparatus
11/28/1989CA1263264A1 Transparent retroreflective sheets containing directional images and method for forming the same
11/23/1989EP0343073A1 Conductive-compound colour filters, and their manufacturing method
11/23/1989EP0343067A1 Diffractive lens with a composite profile
11/23/1989EP0342958A2 High efficiency cube-corner retroreflective material
11/23/1989EP0342747A1 Directed optical signaling
11/23/1989EP0342271A2 Process for making solid optical single and multiple interference layers
11/23/1989EP0342241A1 Dye-containing polarizing film
11/23/1989DE3816512A1 Universally infinitely tunable photon filter
11/21/1989US4882594 Method for making a smooth, uniform image of a laser diode array
11/21/1989US4882214 Surface pits
11/21/1989US4881805 Progressive intensity phase bifocal
11/21/1989US4881804 Multifocal phase plate with a pure refractive portion
11/16/1989WO1989011150A1 X-ray lens and collimator
11/15/1989EP0341844A2 Protected silvered substrates and mirrors containing the same
11/15/1989EP0341743A2 Alignment of mask and semiconductor wafer using linear fresnel zone plate
11/15/1989EP0341385A2 Thin film beamsplitter structure
11/15/1989EP0341348A1 Method for the production of a multicolour filter array
11/15/1989EP0167628B1 Polarizing film and method of manufacturing the same
11/15/1989CN2047795U Infra-red diffuse reflection standard
11/15/1989CN2047794U Xenon lamp mirror for projector
11/15/1989CN2047793U Indra-red optical averager
11/14/1989US4880978 Resonant radiation protector
11/14/1989US4880667 Photochromic plastic article and method for preparing same
11/14/1989US4880294 Continuously variable microdiaphragm
11/14/1989US4880293 Optic fiber shutter apparatus
11/14/1989CA1262956A1 Ultra-narrow bandwidth optical thin film interference coatings for single wave-length lasers
11/09/1989DE3900157A1 Focusing screen and method for producing a microstructure arrangement for use with said focusing screen
11/08/1989EP0341002A2 Thin film structure having magnetic and colour shifting properties
11/07/1989US4879167 Laser protective device
11/07/1989US4878718 Method for holographic correction of beams of coherent light
11/07/1989US4878643 Wide angle mirror for birdhouses
11/07/1989EP0326596A4 Catadioptric projection lantern.
11/02/1989EP0339865A2 Apparatus for configuring optical radiation
11/02/1989EP0339661A2 Photochromic substances
11/01/1989CN2047031U Optical averaging instrument
10/1989
10/31/1989US4877313 Complex containing adsorbed iodine
10/31/1989US4877308 Light shielding screen structure and a process for producing the same
10/31/1989US4876911 Remotely controlled mirror device of wire type
10/31/1989CA1262557A1 Transparent non-vitreous zirconia microspheres
10/25/1989EP0338849A2 Optical devices
10/25/1989EP0338810A2 Three color separation using subtractive dichroic beamsplitters
10/25/1989EP0338575A2 Birefringent transparent film and process for producing the same
10/25/1989EP0338417A2 Haze-free infrared-reflecting coated glass
10/25/1989EP0338362A2 Sun-protection arrangement
10/24/1989US4876167 Color filter array containing a photocrosslinked polymeric mordant
10/24/1989US4876166 Color filter array
10/24/1989US4875766 Fiber reinforced plastic reflector
10/24/1989US4875760 Reflective prism assembly
10/24/1989US4875748 Polygon mirror
10/24/1989US4875467 Support and maneuvering apparatus for solar energy receivers
10/24/1989CA1262449A1 Three-dimensional flexible reflectors
10/19/1989WO1989009944A1 High speed shutter for a laser beam
10/19/1989WO1989009673A1 Viewing optics for external-mount electron beam welders
10/18/1989EP0337209A2 Alkylphthalocyanine near-infrared absorbers and recording/display materials using the same
10/17/1989US4875220 Laser tube for polarized laser emission
10/17/1989US4875064 Projector apparatus with mirror means
10/17/1989US4874664 Evaporated dielectric film on transparent substrate
10/17/1989US4874228 Back-lit display
10/17/1989US4874213 Method of forming volume phase reflection holograms
10/17/1989CA1262311A1 Nvg compatible red light
10/12/1989DE3809921A1 Large-area high-energy laser mirror and method for producing such a mirror
10/12/1989DE3809836A1 Modification of mould materials for pressing glass
10/11/1989EP0336334A2 Polarizer with dielectric films
10/11/1989EP0336257A2 Low emissivity film for automotive head load reduction
10/10/1989US4873175 Light shielding electrodeposition in a transparent pattern
10/10/1989US4872749 Lens for video terminal screen
10/05/1989DE3810297A1 Reflector system and luminaire having the reflector system
10/05/1989DE3809336A1 Device for deflecting and generating a diffraction spectrum (diffracted, grating spectrum) of white light with a holographic optical element
10/04/1989EP0335731A2 Multi-focal diffractive ophthalmic lenses
10/04/1989EP0335176A1 Electromagnetic filter
10/04/1989EP0334856A1 Retroreflecting means
10/03/1989US4871249 Light collecting device with chamber including ellipsoidal surface and spherical surface
10/03/1989US4871244 Movable member mounting
10/03/1989US4871220 Short wavelength pass filter having a metal mesh on a semiconducting substrate
09/1989
09/27/1989EP0333785A1 Color display device and method using holographic lenses
09/27/1989CN2045118U Light filter for tv
09/27/1989CN1035906A Resins compositions used for forming black screening material
09/26/1989US4870318 Projector lamp emitting color light
09/26/1989US4869927 Thermal decomposition of organometallic compound in high boiling solvent
09/26/1989CA1261955A1 Acousto-optic tunable filter with two acoustic channels
09/26/1989CA1259831A1 Hologram lens
09/21/1989WO1989008920A1 Optical devices and methods of fabrication thereof
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