Patents
Patents for G02B 17 - Systems with reflecting surfaces, with or without refracting elements (9,842)
03/1995
03/29/1995EP0444526B1 Optical device
03/28/1995US5402267 Catadioptric reduction objective
03/28/1995US5402192 Simplified mirror system for contour projector
03/22/1995EP0644446A2 An Improved optical system for use in a printer and method
03/21/1995US5400169 Scanning image system
02/1995
02/21/1995US5392161 Illusion assembly creating a see through effect
02/15/1995EP0422084B1 Light, in particular a light for motor vehicles
02/14/1995US5390044 Circular arc illumination apparatus
02/01/1995EP0636232A1 Faceted totally internally reflecting lens with curved faces
01/1995
01/31/1995US5386316 Optical systems having multiple simultaneous functions
01/31/1995US5385615 Solar energy system
01/26/1995WO1995002841A1 Panoramic lens
01/25/1995EP0635744A2 Optical system for light emitting diodes
01/17/1995US5383052 Afocal optical system and multibeam recording apparatus comprising the same
01/17/1995US5382999 Optical pattern projecting apparatus
01/17/1995CA2127846A1 Panoramic lens
01/12/1995DE4322536A1 Aplanatic and anastigmatic mirror system with a plane image field
01/11/1995EP0633491A1 Projector
01/03/1995US5379157 Compact, folded wide-angle large reflective unobscured optical system
12/1994
12/27/1994CA1333659C Automotive instrument virtual image display
12/22/1994WO1994030018A1 Optical projector arrangement
12/22/1994CA2142345A1 Optical projector arrangement
12/20/1994US5374974 High speed shuttle for gating a radiation beam, particularly for semiconductor lithography apparatus
12/14/1994CN1027016C Paralle plate spliting 1:1 refraction and reflection optic system
12/08/1994WO1994024590A3 Flexible light conduit
11/1994
11/30/1994EP0551281B1 Process for optically scanning the surface of an obect, the surface of which can reflect or scatter light, and device therefore
11/29/1994US5369521 Scanning type projector
11/29/1994US5369511 Methods of and apparatus for manipulating electromagnetic phenomenon
11/24/1994DE4316443A1 Device for aligning a focused light beam
11/16/1994CN1026618C Plat form on sea steel stake foundation and subsiding or floating method thereof
11/15/1994US5365288 Image mover
11/10/1994WO1994025794A1 Nonimaging optical illumination system
11/10/1994DE4314499A1 Silhouetting-free (vignetting-free, shading-free) 4-mirror-systems for telescopes; tetra-inclined-mirror type 2
11/10/1994CA2161667A1 Nonimaging optical illumination system
11/08/1994US5363235 Dual field of view multi wavelength sensor
10/1994
10/27/1994WO1994024590A2 Flexible light conduit
10/19/1994CN1026277C Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device
10/13/1994WO1994023330A1 Combination light concentrating and collimating device and light fixture and display screen employing the same
10/13/1994DE4401253A1 Device for focusing a plurality of spatially mutually offset input laser beams to form a single output laser beam
10/12/1994EP0357629B1 Reflective film
09/1994
09/21/1994EP0607251A4 Improved optical design for photo-cell.
09/20/1994US5349180 Wide field strip-imaging optical system
09/15/1994WO1994020867A1 True image mirror
09/13/1994US5347391 Ultra wide field of view scanning surveillance optical system
09/06/1994US5345340 Plural pass vision system
08/1994
08/30/1994US5343489 Arrangement for shaping a laser beam and for reducing the coherence thereof
08/30/1994US5343330 Double refraction and total reflection solid nonimaging lens
08/17/1994EP0558616A4 Magnifier
08/03/1994EP0608572A2 Catadioptric optical reduction system with high numerical aperture
07/1994
07/27/1994EP0607251A1 Improved optical design for photo-cell
07/27/1994CA2112828A1 Catadioptric optical reduction system with high numerical aperture
07/21/1994WO1994016351A1 Reflecting telescope
07/21/1994DE4301291A1 Universal, two-mirror corrector for cassegrain-type mirror system
07/19/1994US5331470 Fast folded wide angle large reflective unobscured system
07/19/1994US5331467 Reflex lens system having the antivibration function
07/19/1994US5331460 Optical rotation device
07/12/1994US5329347 Multifunction coaxial objective system for a rangefinder
07/05/1994CA1330512C High flux solar energy transformation
06/1994
06/29/1994EP0604269A1 Multispectral wide field collimator for checking the distortion of an objective
06/29/1994EP0604093A1 Catadioptric reduction projection optical system
06/28/1994US5325237 Optical device for reversing pupil and image
06/22/1994EP0602923A1 Exposure apparatus using a catadioptric projection system
06/21/1994US5323263 Off-axis catadioptric projection system
06/15/1994EP0601871A1 Fast folded wide angle large reflective unobscured system
06/15/1994EP0601565A2 Binocular reflecting telescope
06/09/1994WO1994012905A1 Reflection type field angle conversion optical device
05/1994
05/24/1994US5315629 Ringfield lithography
05/18/1994CN1086906A Concentrating and collecting optical system using concave toroidal reflectors
05/17/1994US5312398 Apparatus for delivering a laser beam
05/11/1994EP0596729A2 Virtual image instrument panel display
05/06/1994CA2102166A1 Virtual image instrument panel display
05/03/1994US5309541 Flexible light conduit
05/03/1994US5309276 Catoptric optical system including concave and convex reflectors
04/1994
04/28/1994WO1994003759A3 Toroidal reflectors for optical system
04/26/1994US5307210 Beam alignment device and method
04/26/1994US5306892 Mirror objective arrangement
04/21/1994DE4234569A1 Quasi-concentric mirror arrangement, e.g. for telescope - has small scattering mirror with central hole which reflects light onto collector mirror, and is anastigmatic
04/19/1994US5305153 Angular optical viewing device
04/14/1994WO1994008425A1 Image mover
04/14/1994CA2144304A1 Image mover
04/12/1994US5303001 Illumination system for half-field dyson stepper
04/05/1994US5300942 High efficiency light valve projection system with decreased perception of spaces between pixels and/or hines
03/1994
03/30/1994CN1084648A Refracting reflecting optical system with polarized light imaging
03/29/1994US5298736 Mirror collimator having a large aperture ratio
03/24/1994DE4231895A1 Mirror system with all radii concentric to common centre point - is completely free of coma, astigmatism and distortion, if no symmetry break is present
03/22/1994US5296972 Non-polarizing image rotation apparatus and method
03/22/1994CA1327960C Electromagnetic radiation transmitter apparatus, in particular infrared radiation, having a flat source of rays and a reflector
03/17/1994WO1994006047A1 Optical system especially for binoculars and other viewing instruments
03/17/1994WO1994006046A1 Optical reflector arrays and apparatus using such arrays
03/17/1994DE4230967A1 Mirror for self-observation by persons with visual handicap - has one or more lenses corresp to the mirror size, the optical properties of which can be altered.
03/16/1994EP0586769A1 Imaging system
03/10/1994DE4229874A1 Aplanatic, anastigmatic, distortion-free mirror system with even picture field - comprises three mirror system with elliptical main mirror and hyperbolic diffusion mirror arranged in cassegrain configuration producing intermediate picture
03/08/1994CA2105531A1 Optical reproduction system
03/02/1994CN2158097Y Portable flexible reflected light plate
03/01/1994US5291340 Reflecting objective system
03/01/1994US5291339 Schwarzschild optical system
02/1994
02/24/1994DE4226723A1 Aplanatic and anastigmatic mirror system with even picture field - uses collecting hyperbolic mirror, diffusing parabolic mirror, with light bunch falling finally on collecting spherical mirror.
02/23/1994CN1082721A Light intensifying projection technology and its device
02/22/1994US5289312 Catadioptric reduction projection optical system
02/17/1994WO1994003829A1 Optical means for annular illumination of a spot
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