Optical beam projector

Details Optical beam projector Optical beam projector

F - Mech Eng,Light,Heat,Weapons

42

B

88/13, 88/46

F42B 15/10 (2006.01) F41G 7/26 (2006.01) G02B 27/18 (2006.01)

Patent

CA 1095297

D-3413 RIS:ms BEAM PROJECTOR Abstract of the Disclosure A beam projector is provided by a plurality of coded reticles mounted on a spinning disc and illuminated by a laser source. In order to maintain a constant irradiance on a receiver variably located in space a pseudo-zoom assembly is provided including a moveable source and/or condenser optics. Also, plural focal length optics are employed to expand the range over which the constant irradiance is maintained beyond that realizable by the pseudo-zoom assembly itself,

282473

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