F - Mech Eng,Light,Heat,Weapons – 42 – B
Patent
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
Johnson Philip M.
Kuppenheimer John D. Jr.
Gowling Lafleur Henderson Llp
Sanders Associates Inc.
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