Patents
Patents for G02B 17 - Systems with reflecting surfaces, with or without refracting elements (9,842)
02/1994
02/17/1994WO1994003759A2 Toroidal reflectors for optical system
02/16/1994EP0582868A1 Detection device, particularly for surface checking cigarettes
02/15/1994US5287218 Re-imaging optical system including refractive and diffractive optical elements
02/08/1994US5285320 Mirror for changing the geometrical form of a light beam
02/08/1994US5285318 Illumination system having an aspherical lens
02/02/1994EP0581585A1 Catadioptric reduction projection optical system
01/1994
01/25/1994US5281804 Mirror apparatus for increasing light absorption efficiency of an optical detector
01/11/1994US5278695 Magnifier
01/11/1994US5278532 Optical display system
01/06/1994WO1994000780A1 Illumination system having an aspherical lens
01/05/1994EP0332693B1 Automotive instrument virtual image display
12/1993
12/28/1993US5274498 Optical system for a night vision video camera
12/28/1993US5274497 Concentrating collector lens assembly
12/28/1993US5274489 Thermal imager systems
12/28/1993US5274420 Beamsplitter type lens elements with pupil-plane stops for lithographic systems
12/28/1993US5274406 Image projecting device
12/15/1993EP0573557A1 Solar energy system
12/14/1993US5270758 Waist level finder optical system
12/14/1993US5269851 Solar energy system
12/01/1993EP0571972A2 Afocal optical system and multibeam recording apparatus comprising the same
11/1993
11/30/1993US5266795 Wide-angle imaging system with fiberoptic components providing angle-dependent virtual material stops
11/23/1993US5264879 Projection type display apparatus
11/10/1993CN2146006Y Folding steering mirror
10/1993
10/28/1993WO1993021552A1 An optical system for a night vision video camera
10/28/1993WO1993021484A1 Faceted totally internally reflecting lens with curved faces
10/26/1993US5257139 Reflection reduction projection optical system
10/26/1993US5257130 Apparatus and method for creating a real image illusion
10/20/1993EP0566001A2 Wide spectral bandwidth virtual image display optical system
10/19/1993US5255114 High resolution scanner
10/13/1993EP0565355A2 Re-imaging optical system
10/12/1993US5253117 Reflecting objective system
10/12/1993CA2013070C Catadioptric projector, catadioptric projection system and process
10/05/1993US5251070 Catadioptric reduction projection optical system
09/1993
09/22/1993EP0561388A1 Illuminating optical system and projector utilizing the same
09/16/1993WO1993018562A1 Laser focus compensating sensing and imaging device
09/15/1993EP0560124A1 Three field of view refractive afocal telescope
09/15/1993EP0559638A1 Radiation collection and concentration system.
09/08/1993EP0558616A1 Magnifier
09/08/1993CN1076032A Low power light-gathering broken-surface reflector used for tube type receiver
09/08/1993CN1076031A Low power light-gathering broken surface reflector used for belt type receiver
09/07/1993US5243459 Nonimaging radiant energy device
09/07/1993US5243410 Optical mixer
09/02/1993DE4206673A1 Illuminating system providing collimated light for exposure of photosensitive layer - has mirrors and lens system to direct parallel light beams to selected areas of, e.g. photolacquer coating of PCB
09/01/1993CN1075801A 1:1 refracting and deflecting optic system with paralleled plates spectroscopy
09/01/1993CN1075762A Foundation and method for floating of submerged piles owing to the change of constant displacement of air seal of foundation base
08/1993
08/31/1993US5241557 Laser focus compensating sensing and imaging device
08/31/1993US5241426 Condenser optical system
08/31/1993US5241423 Optical system
08/31/1993CA1321717C Synthetic imaging technique
08/31/1993CA1321714C Anamorphic wide angle safety lens
08/26/1993DE4307831A1 Binocular telescope with segment mirrors - has optics divided into two segments with two separate focal points, binocular bridges feeding picture to ocular units
08/18/1993EP0555489A1 Optical mirror and optical device using the same
08/17/1993US5237170 Method and apparatus for non-imaging concentration and projection of electromagnetic radiation
08/11/1993EP0554994A1 Broad band optical reduction system using matched refractive materials
08/11/1993CN1075213A Method and apparatus for watching stereoscopic picture on screen of electronic computer
08/07/1993CA2088902A1 Broad band optical reduction system using matched multiple refractive element materials
08/05/1993WO1993015430A1 Apparatus and method for creating a real image illusion
08/04/1993CN2139703Y Depolarization angle conical prism
07/1993
07/21/1993CN1021670C Illumination system
07/20/1993US5229880 Three field of view refractive afocal telescope
07/20/1993US5229611 Infrared microscopic spectrometer using the attenuated total reflection method
07/20/1993CA1320375C Optical reduction system
07/20/1993CA1320369C Detector system
07/14/1993EP0550581A1 Optical systems, telescopes and binoculars
07/13/1993US5227923 Dual-field of view reflective reimaging telescope
07/13/1993US5227922 Mirror box
07/06/1993US5225893 Two-color focal plane array sensor arrangement
07/01/1993DE4143166A1 Laser beam path length multiplying system - contains transparent body with two opposing mirrored surfaces for multiple reflection, windows for entry and exit of laser beam
06/1993
06/24/1993WO1993012451A1 Magnified mirror
06/22/1993US5221975 High resolution scanner
06/15/1993US5220463 Optical delay line
06/15/1993US5220454 Cata-dioptric reduction projection optical system
06/15/1993US5220453 Telescopic spectacles with coaxial illumination
06/09/1993EP0544945A1 Optical inspection apparatus and system comprising such an apparatus
06/09/1993DE4140368A1 Optical system in stereoscopic beam paths for photogrammetric evaluation - has two subsystems with dividers and reflectors, stop system between them for selective sub-path stopping
06/08/1993US5217299 Reflection type lighting apparatus
05/1993
05/19/1993EP0542646A1 High resolution scanner
05/19/1993EP0541625A1 Confocal imaging system for microscopy.
05/18/1993US5212593 Broad band optical reduction system using matched multiple refractive element materials
05/18/1993US5212588 Reflective optical imaging system for extreme ultraviolet wavelengths
05/18/1993CA1317783C Optoelectrical particle detection apparatus
05/12/1993EP0541179A2 Optical mixer
05/09/1993CA2081995A1 Optical mixer
05/05/1993EP0540380A1 Optical system for projecting multiple images in adjoining relation without illuminance discontinuities
05/05/1993EP0540241A1 A 180-degree wide angle strip imaging optical system
05/02/1993CA2081802A1 Wide field strip-imaging optical system
04/1993
04/27/1993US5206763 Corrective optics for rectangular laser beams
04/27/1993CA1317044C Active matrix lcd image projection system
04/15/1993WO1993007646A1 Improved optical design for photo-cell
04/15/1993WO1993007524A1 Image rotation device
04/07/1993EP0535410A1 Dual-field of view reflective reimaging telescope
04/01/1993DE4132248A1 Oblique mirror astronomical telescope - involves two tipped hollow mirrors with their tip axes parallel to one another and their symmetry axes intersecting in one plane
03/1993
03/31/1993EP0534853A1 Double refraction and total reflection solid non-imaging lens
03/31/1993CN1020215C Optical scanning device
03/30/1993US5198916 Optical pickup
03/26/1993CA2078839A1 Double refraction and total reflection solid nonimaging lens
03/03/1993EP0528969A1 Unit magnification optical system with improved reflective reticle
03/03/1993EP0299011B1 Method and apparatus for receiving optical signals
03/02/1993US5191485 Prism for image rotation
03/01/1993WO1993005413A1 Optical mirror and optical device using the same
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