Patents for G02B 17 - Systems with reflecting surfaces, with or without refracting elements (9,842) |
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11/25/1980 | CA1090183A1 System for illuminating an annular field |
11/18/1980 | US4234894 Reflecting optical system for projection television |
11/18/1980 | US4234891 Optical illumination and distortion compensator |
11/18/1980 | US4234240 Optical scanning system with unwanted reflections controlled |
10/14/1980 | CA1087769A1 Three-dimensional display |
10/07/1980 | US4226501 Four mirror unobscurred anastigmatic telescope with all spherical surfaces |
10/07/1980 | US4226500 Scanning optical system with reflective lens |
09/09/1980 | US4221459 Erect image telescope optical system |
09/02/1980 | CA1085017A1 Optical scanning apparatus |
08/19/1980 | US4218134 Optical system for copier |
07/29/1980 | US4214817 Prismatic light beam expansion or compression system |
07/29/1980 | US4214813 Prismatic light beam expander or compressor means |
07/15/1980 | US4212526 Viewfinder for single lens reflex camera |
07/15/1980 | CA1081512A1 Variable magnification lens system |
07/10/1980 | WO1980001419A1 A reflective beam rotator |
07/08/1980 | CA1081069A1 Radiant heat recouperation |
07/08/1980 | CA1081011A1 Catadioptic lens system |
07/01/1980 | CA1080786A1 Process for increasing the illumination level produced by a laser beam |
06/24/1980 | US4209232 Multiple reflection optical system |
06/24/1980 | CA1080010A1 Variable focal length reflector lens system |
06/17/1980 | US4208585 Apparatus for focusing electromagnetic radiation on a sample |
06/17/1980 | US4208105 Reflective device and method for viewing one's own facial areas |
06/10/1980 | US4206991 Pentagonal roof reflecting mirror assembly for single lens reflex cameras |
06/03/1980 | US4205902 Laser beam expander |
05/13/1980 | CA1077609A1 Multi-dimensional corrective system for long radiation beams |
05/06/1980 | CA1076859A1 Optical system for multiple imaging a linear object |
04/08/1980 | US4196967 Optical system with masking means and method for producing it |
04/08/1980 | US4196961 Optical apparatus for correcting the spherical aberration of a spherical concave mirror |
04/01/1980 | US4195914 Mirror arrangement within an evacuated space for accurately focussing a large diameter, high power laser beam |
04/01/1980 | CA1074648A1 Cylindrical radiant energy direction device with refractive medium |
03/25/1980 | US4194810 Truck tire safety reflector |
03/25/1980 | CA1074382A1 Reflector for use in sunlamps or the like |
03/18/1980 | CA1073715A1 Optical system for multiple imaging of a linear object |
03/11/1980 | US4192573 Variable power attenuator for light beams |
02/26/1980 | CA1072381A1 Remote control light receiving lens system |
02/12/1980 | US4188091 Cata-dioptric objective lens system |
02/06/1980 | EP0007432A1 Rear-view device incorporatable in helmets and the like |
01/15/1980 | US4183672 Optical inspection system employing spherical mirror |
12/18/1979 | US4179192 Laser fusion optical system |
12/18/1979 | CA1068147A1 Optical projection system for copying apparatus |
12/12/1979 | EP0005705A1 Telescope and its application in binoculars |
11/27/1979 | CA1067190A1 Optical imaging of flashlamp discharge to laser medium |
11/06/1979 | US4173396 Copying lens |
10/23/1979 | US4171871 Achromatic unit magnification optical system |
10/23/1979 | US4171870 Compact image projection apparatus |
09/25/1979 | CA1063074A1 Ultraviolet light processor having movable reflectors |
09/05/1979 | EP0003918A1 Image focusing system and reprographic camera including such a system |
09/04/1979 | US4166959 Multi-channel rotating optical interface for data transmission |
08/21/1979 | US4165151 Two-reflecting catadioptric optical system |
07/17/1979 | US4161351 All-reflective optical target illumination system with high numerical aperture |
07/10/1979 | US4160577 Heat recuperator |
06/27/1979 | EP0002647A1 Compact catadioptric objective with high luminous power |
06/13/1979 | EP0002428A1 Optical system for use with apparatus for contouring surfaces with coherent light |
04/03/1979 | CA1051848A1 Ultraviolet light processor having rotating shutters |
03/27/1979 | US4146307 Method of increasing the light produced by a laser beam |
02/27/1979 | US4141649 Optical projection system for copying apparatus |
02/20/1979 | US4141060 Ultraviolet light processor having movable reflectors |
12/19/1978 | US4130832 Three-dimensional display |
12/05/1978 | US4128305 Catadioptric objective |
11/14/1978 | US4125864 Beam splitter |
11/14/1978 | US4125778 Apparatus for laser anemometry |
10/31/1978 | US4123136 Piezo-electric line of sight corrector for inertial platform stabilized sensor in a stellar navigational system |
10/31/1978 | CA1041331A1 Optical system for image orientation |
10/10/1978 | US4119374 Reprographic apparatus and method |
10/10/1978 | CA1039989A1 Light collectors in cylindrical geometry |
10/03/1978 | US4118622 Cone optical system |
09/26/1978 | CA1039093A1 Variable magnification projection system |
09/19/1978 | US4114592 Cylindrical radiant energy direction device with refractive medium |
09/05/1978 | US4111531 Multi-dimensional corrective system for long radiation beams |
08/22/1978 | USRE29738 Apparatus for providing energy communication between a moving and a stationary terminal |
08/15/1978 | US4106856 Stray light control in an optical system |
08/15/1978 | US4106855 Lens element incorporating narrow bandpass filter and usable in dual mode |
08/08/1978 | US4106083 Reflector for use in sunlamps or the like |
08/01/1978 | US4103990 Catadioptric wide-angle lens system for reproduction |
08/01/1978 | US4103989 Unit-power concentric optical systems |
07/18/1978 | US4101195 Anastigmatic three-mirror telescope |
06/27/1978 | US4097141 Optical objectives using apertured retrodirective reflectors |
06/27/1978 | US4097125 Image forming optical system |
05/30/1978 | US4092531 Immersed reflector quadrant detector |
05/23/1978 | US4090775 Moveable optical probe for viewing a scale model with image tilting |
05/09/1978 | US4088397 Optical device comprising mechanical connections transverse to the optical path |
04/18/1978 | US4084894 Array of optical projection devices |
04/18/1978 | US4084887 All-reflective optical target illumination system with high numerical aperture |
04/04/1978 | US4082414 Heat recuperation |
02/14/1978 | US4073573 Zoom lens system |
01/17/1978 | US4068947 Optical projection and scanning apparatus |
01/10/1978 | US4068121 Light collector and prism light source for photoelectric readers |
12/13/1977 | US4062625 Reflex copier lens |
12/06/1977 | US4061420 Catadioptric lens system |
12/06/1977 | US4061419 Variable magnification lens system |
11/22/1977 | US4059336 Microscope and magnification changer |
11/01/1977 | US4056308 Variable focal length reflector lens system |
10/18/1977 | US4054364 Apparatus for transmitting light through Cassegrain optics |
09/27/1977 | US4050775 Catoptric lens arrangement |
08/23/1977 | US4043643 Catadioptic telescope |
08/16/1977 | US4042821 Remote control light receiver |
08/09/1977 | US4040723 Optical apparatus for reproducing a pair of data images on a common photographic plane |
08/02/1977 | US4039246 Optical scanning apparatus with two mirrors rotatable about a common axis |
07/26/1977 | US4037943 Reflection type image forming optical system having a large angle of view |
07/12/1977 | US4035062 Method and apparatus for producing an image from a transparent object |