Illumination – Light source and modifier – Ionized gas or vapor light source
Patent
1977-08-01
1979-07-10
Shoop, William M.
Illumination
Light source and modifier
Ionized gas or vapor light source
362341, 350166, F21V 900, G02B 528
Patent
active
041610156
ABSTRACT:
A luminaire is provided which includes a reflector, a light source and a multilayer interference mirror. The light source is selected to emit monochromatic light. The multilayer interference mirror is disposed in a path of light emitted from the light source and is designed for angularly selecting a portion of the light arriving from a multiplicity of directions for passage into a control range.
REFERENCES:
patent: 3188513 (1965-06-01), Hansler
patent: 3247609 (1966-04-01), Hayes et al.
patent: 3528725 (1970-09-01), Barkley
patent: 3612655 (1971-10-01), Buchan et al.
patent: 3712980 (1973-01-01), Norton
Dey Thomas W.
Letter Eugene C.
Bausch & Lomb Incorporated
Bogdon Bernard D.
Parker Frank C.
Shoop William M.
Wong Peter S.
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