Patents for G02B 13 - Optical objectives specially designed for the purposes specified below (20,651) |
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10/20/1992 | US5157554 Projecting lens unit |
10/20/1992 | US5157553 Collimator for binocular viewing system |
10/20/1992 | US5157552 Zoom lens system for a limited conjugate distance |
10/20/1992 | US5157535 Monolithic optical scanner |
10/13/1992 | US5155632 Copying lens system |
10/13/1992 | US5155630 Zoom lens system |
10/13/1992 | US5155616 Scanning optical system |
10/13/1992 | CA1308583C Projection lens system |
10/07/1992 | EP0507297A2 System and apparatus for image information processing |
10/07/1992 | EP0506955A1 Apochromatic relay lens systems suitable for use in a high definition telecine apparatus. |
10/06/1992 | US5153779 Lens for reading original |
10/06/1992 | US5153777 Compact-size zoom lens system |
10/06/1992 | US5153776 Wide angle zoom lens system |
10/06/1992 | US5153767 F-θ lens system and laser scanner using the same |
09/30/1992 | EP0506338A1 Color-corrected telecentric scan lens |
09/30/1992 | EP0506177A2 Television pick-up and display system, and television pick-up device and optical system suitable for use in such a system |
09/29/1992 | US5151823 Biocular eyepiece optical system employing refractive and diffractive optical elements |
09/29/1992 | US5151820 Zoom lens |
09/29/1992 | US5151790 Image pickup device for stabilizing optical aberrations |
09/23/1992 | WO1992016864A1 Infrared optical system |
09/23/1992 | CA2106496A1 Infrared optical system |
09/22/1992 | CA1307693C Camera and two-element viewfinder |
09/17/1992 | DE4118146C1 Overhead projector triplet objective lens - has front lens meniscus of specified refractory index glass, dispersing middle lens, and rear one of specified focal length |
09/16/1992 | EP0298119B1 Coma-control plate in relay lens |
09/15/1992 | US5148321 Compact zoom lens system |
09/15/1992 | US5148320 Projection lens |
09/15/1992 | US5148314 Optical systems employing refractive and diffractive optical elements to correct for chromatic aberration |
09/15/1992 | US5148304 Optical beam scanning system |
09/10/1992 | DE4107070A1 Two-part flame chromate lens unit - has thick fluorspar-glass collector lens between twin-lens sets |
09/03/1992 | WO1992015036A1 Lens system |
09/03/1992 | DE4106534A1 Telephoto-lens with front and rear focusing groups - involves focussing length of focussing group forming, with front group, tele-lenses of different total focussing length |
09/01/1992 | US5144499 Optical shaped article for crt and having particular spectral transmittance characteristics |
09/01/1992 | US5144475 Objective lens system for use within microscope |
09/01/1992 | US5144356 Temperature compensated infrared optical imaging system |
09/01/1992 | US5144349 Real image mode variable magnification finder optical system |
09/01/1992 | CA1306885C Projection lens |
09/01/1992 | CA1306884C Projection lens for high definition tv |
08/25/1992 | US5142409 Objective lens system |
08/19/1992 | EP0499421A1 Thermal imager systems |
08/18/1992 | US5139342 Photographic lens system |
08/13/1992 | DE4203464A1 Catadioptric redn. lens with beam splitter and concave mirror - has no additional lens gp. inserted between mirror and beams splitter giving 4:1 redn. in telecentric system |
08/05/1992 | EP0310640B1 Relay lens system |
08/05/1992 | EP0302081B1 Lenses for photographic printers |
08/04/1992 | US5136418 fθ lens system in optical scanner |
08/04/1992 | US5136417 Optical system |
08/04/1992 | US5136412 Fθ lens and scanning optical system using the same |
07/30/1992 | DE4202452A1 Lens system for camera - has group of lenses which can be moved at right angles to optical axis |
07/28/1992 | US5134680 Solid state imaging apparatus with fiber optic bundle |
07/28/1992 | US5134523 Zoom beam expander |
07/28/1992 | US5134522 Projection lens system |
07/28/1992 | US5134518 Missile windows |
07/28/1992 | US5134513 Scanning optical system |
07/23/1992 | DE4201169A1 Tilting lens system for camera - has at least one lens in sequence of lenses which can be swung about point on lens axis |
07/22/1992 | CN2110880U Full-closed large look angle visual-camera optical adapter |
07/21/1992 | US5132846 Microfilm reader/printer zoom lens |
07/21/1992 | US5132838 Keplerian zoom finder optical system |
07/14/1992 | US5130850 Projection lens system |
07/08/1992 | EP0493562A1 Afocal optical observing system |
07/08/1992 | CN2109580U Wide angle optical lens |
07/07/1992 | US5128795 Scanning lens and scanning apparatus using scanning lens |
07/01/1992 | EP0493261A2 Zoom lens |
06/30/1992 | US5126878 Portable stereoscopic viewing apparatus |
06/30/1992 | US5125735 Automatic multi-point distance measuring device |
06/30/1992 | CA1304245C Lens usable in the ultraviolet |
06/25/1992 | WO1992010773A1 Apochromatic relay lens systems suitable for use in a high definition telecine apparatus |
06/25/1992 | DE4104684C1 Anamorphotic lens attachment for basic objective lens |
06/23/1992 | US5125064 Optical system using fiber optic element for field curvature reversal |
06/23/1992 | US5125052 Optical device for the observation of an elongated object |
06/23/1992 | US5124840 Portable viewing apparatus |
06/23/1992 | US5124837 Finder of real image type |
06/17/1992 | EP0490510A2 Two-color focal plane array sensor arrangement |
06/17/1992 | EP0490497A2 Simultaneous dual field of view sensor |
06/16/1992 | US5122178 Process for producing glass doped with dispersed microcrystallites |
06/16/1992 | US5121978 Image blur compensating telephotographic lens |
06/11/1992 | WO1992009976A1 Radiation source for a printer |
06/11/1992 | WO1992009910A1 Radiation source for a printer |
06/11/1992 | CA2055021A1 Two-color focal plane array sensor arrangement |
06/10/1992 | EP0489378A1 Achromatic lens |
06/09/1992 | US5121257 Lens for reading original |
06/09/1992 | US5121254 Image transmitting element and process for producing photo-shield spacer plate used therein |
06/03/1992 | EP0488127A2 Full range platemaker optical system |
06/02/1992 | US5119238 Objective lens system for endoscopes |
06/02/1992 | US5119117 Objective lens system |
05/28/1992 | CA2053588A1 Full range platemaker optical system |
05/27/1992 | DE4038639C1 Large aperture achromatic lens - has radii of curvature of two aspherical refractive surfaces related to lens thickness, refractive coefficient and spacing by given equation |
05/26/1992 | CA1301511C Aspheric lens for polygon mirror tilt error correction and scanbow correction in an electrophotographic printer |
05/22/1992 | CA2052416A1 Radiation source for a printer |
05/20/1992 | EP0486236A1 Zinc sulfide optical elements |
05/19/1992 | US5114238 Infrared catadioptric zoom relay telescope |
05/14/1992 | WO1992008167A1 Proximity alignment using polarized illumination and double conjugate projection lens |
05/14/1992 | WO1992005462A3 Optical systems, telescopes and binoculars |
05/12/1992 | US5113288 Behind stop wide angle lens system |
05/06/1992 | EP0484276A1 Method for imaging several radiation sources arranged in one or more rows, and device for implementing the method |
05/06/1992 | EP0458788A4 Optical lenses and related devices |
05/05/1992 | US5111325 Adapted to receive an input beam |
05/05/1992 | US5111219 Fθ lens and image apparatus using the same |
04/29/1992 | CN2103151U Lighting bench magnifying glass |
04/28/1992 | US5109299 Zoom lens system |
04/23/1992 | DE4032443A1 Optical system for camera - has reflecting prism installed between two groups of lenses |
04/15/1992 | EP0480805A1 Objective systems with optical temperature compensation |