Patents for G02B 19 - Condensers (2,954)
09/1981
09/01/1981US4287414 Illumination and pick up apparatus
08/1981
08/12/1981EP0033572A2 Low backscatter illumination system
07/1981
07/29/1981EP0032716A2 Illumination system for semiconductive wafers
07/07/1981US4277129 Multiple stage optical system for creating high-intensity solar light beam
04/1981
04/22/1981EP0027234A2 Signal element without a lamp
03/1981
03/03/1981US4254336 Multipass illumination of an elongated zone
03/03/1981US4253726 Transmission type illumination equipment for microscopes
02/1981
02/10/1981US4250390 Apparatus for irradiating a surface
01/1981
01/21/1981EP0022506A1 Optical measuring apparatus
01/07/1981EP0021093A1 Apparatus for transmitting source radiation to a surface and for receiving radiation from the surface
12/1980
12/23/1980US4241390 System for illuminating an annular field
12/02/1980US4237332 Nonimaging radiant energy direction device
11/1980
11/25/1980CA1090183A1 System for illuminating an annular field
10/1980
10/29/1980EP0018264A1 Arc lamp illumination device
10/29/1980EP0018249A1 Illumination device for producing from a predetermined surface zone a divergent light bundle, and a motive transfer system comprising such a device
06/1980
06/10/1980CA1079105A1 Two component microscope condenser
05/1980
05/06/1980CA1076907A1 Solar concentrator with restricted exit angles
04/1980
04/01/1980CA1074648A1 Cylindrical radiant energy direction device with refractive medium
02/1980
02/26/1980CA1072381A1 Remote control light receiving lens system
02/19/1980US4189236 Ellipsoid-conic radiation collector and method
02/12/1980US4188543 Ellipsoid radiation collector apparatus and method
02/12/1980US4188542 Mirror image ellipsoid radiation collector and method
01/1980
01/15/1980US4183612 Optical system for creating high-intensity solar light beam
10/1979
10/17/1979EP0004788A1 Apparatus for irradiating an elongated surface
08/1979
08/08/1979EP0003312A1 Irradiation apparatus for photohardening of substances
07/1979
07/17/1979US4161351 All-reflective optical target illumination system with high numerical aperture
06/1979
06/26/1979CA1057099A1 Lens assembly and method of making
05/1979
05/22/1979US4155647 Optical apparatus for ballistic measurements
04/1979
04/03/1979US4147415 Energy trap
01/1979
01/30/1979US4136927 Universal microscope condenser
01/30/1979US4136926 Achromatic illumination system for small targets
12/1978
12/19/1978US4130107 Solar concentrator with restricted exit angles
12/05/1978US4128304 Abbe condenser
11/1978
11/21/1978US4126379 Light-condensing instrument
10/1978
10/10/1978CA1039989A1 Light collectors in cylindrical geometry
10/03/1978US4118622 Cone optical system
09/1978
09/19/1978US4114592 Cylindrical radiant energy direction device with refractive medium
08/1978
08/22/1978US4109304 Device for coherent lighting of objects
08/22/1978US4108540 Refractor-reflector radiation concentrator
08/08/1978US4106078 Light source system
08/08/1978US4105292 Optical element to assure a minimum spacing
01/1978
01/10/1978US4068121 Light collector and prism light source for photoelectric readers
08/1977
08/16/1977US4042821 Remote control light receiver
04/1977
04/12/1977US4017163 Angle amplifying optics using plane and ellipsoidal reflectors
03/1977
03/15/1977US4012136 Projection device for photogrammetrical purposes
12/1976
12/28/1976US3999855 Illumination system
10/1976
10/05/1976US3984178 Discontinuous wide-angle optic
09/1976
09/28/1976US3982822 Composite Fresnel lens assembly
09/21/1976US3981575 Photocopier illumination device
08/1976
08/31/1976US3977784 Condenser device for lighting an original
06/1976
06/15/1976US3963327 Device for operating frusto-conical optical concentrators
05/1976
05/18/1976US3957031 Light collectors in cylindrical geometry
02/1976
02/03/1976US3936157 High efficiency light transmitting window panel
01/1976
01/06/1976US3930504 Portable light coagulator
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