Patents
Patents for G02B 17 - Systems with reflecting surfaces, with or without refracting elements (9,842)
06/1977
06/28/1977US4032236 Optical multiple-reflection arrangement
06/21/1977US4031384 Catoptric system for simultaneous concentration of light, laser, and other type paraxial rays into beams
06/21/1977US4030807 Optical scanning system with canted and tilted reflectors
05/1977
05/31/1977US4027328 Catadioptrically coupled color television projection system
05/24/1977US4025795 Ultraviolet light processor having rotating shutters
05/17/1977US4024392 Gimballed active optical system
04/1977
04/12/1977US4017163 Angle amplifying optics using plane and ellipsoidal reflectors
04/05/1977US4015896 Reflecting-lens objective
03/1977
03/15/1977US4012126 Optical system for 360° annular image transfer
03/08/1977US4011011 Optical projection apparatus
01/1977
01/25/1977US4004574 Solar energy concentrating and collecting arrangement with sun-follower and solar energy sensing power control and method
01/18/1977US4003639 Catoptric lens arrangement
01/11/1977US4002499 Radiant energy collector
12/1976
12/28/1976US3999832 Optical beam expander and director configuration coeloscope
11/1976
11/30/1976US3994573 High aperture catoptric system
10/1976
10/19/1976US3986767 Optical focus device
10/12/1976US3986021 Passive solar tracking system for steerable Fresnel elements
10/05/1976US3984178 Discontinuous wide-angle optic
10/05/1976US3984154 Optical fan levelling system
09/1976
09/28/1976US3982824 Catoptric lens arrangement
08/1976
08/17/1976US3975095 Catoptric projection system with a spherical reflecting surface
08/03/1976US3972584 Compound optical system with image tilt compensation
07/1976
07/20/1976US3971066 Special effect generation system in an image pickup system
07/20/1976US3970374 Optical visual communication system
07/06/1976US3968362 Optical system for laser doppler homodyne detection
06/1976
06/15/1976US3963328 Wide field reflective optical apparatus
06/01/1976US3961179 Beam directing system having a moveable low mass inertia beam folding optical element
05/1976
05/18/1976US3957031 Light collectors in cylindrical geometry
04/1976
04/20/1976US3951546 Three-fold mirror assembly for a scanning projection system
04/13/1976US3950079 Steerable catoptric arrangements
04/13/1976US3950072 Instrument panel reflecting apparatus
03/1976
03/30/1976US3947188 Variable conjugate optical system
03/30/1976US3947115 Optical illumination device for use in copying machine
03/30/1976US3947096 Rear-view mirror system for road vehicles
03/30/1976US3947095 Rear view vision device
03/30/1976US3947093 Optical device for producing a minute light beam
03/30/1976US3947086 Device for tilting a field in an optical system
03/23/1976US3945713 Image rotating optical system
03/02/1976US3942127 Aspheric cassegrain laser power amplifier system
03/02/1976US3941459 Catoptric lens arrangement
03/02/1976US3941458 Catoptric lens arrangement
02/1976
02/10/1976US3936942 Optical pantograph
1 ... 89 90 91 92 93 94 95 96 97 98 99