Illumination device

Details Illumination device Illumination device

1991-06-03

1993-02-16

Husar, Stephen F.

Illumination

Light modifier

Reflector

362223, 362225, 362246, 362260, 362346, F21V 500, F21V 700

Patent

active

051865378

ABSTRACT:
A thin illumination device providing uniform luminance distribution on the diffusing plate comprising a reflecting plate, linear light sources arranged in the vicinity of the reflecting plate and a diffusing plate arranged on the opposite side of the reflecting plate with regard to the light sources, section of the reflecting plate having a shape of continuous curves having different curvature.

REFERENCES:
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patent: 2505112 (1950-04-01), Hallman
patent: 3009055 (1961-11-01), Franzese
patent: 3127113 (1964-03-01), Tomkinson
patent: 3763348 (1973-10-01), Costello
patent: 4242725 (1980-12-01), Douma et al.
patent: 4342072 (1982-07-01), Guritz et al.
patent: 4558400 (1985-12-01), Buser
patent: 4660131 (1987-04-01), Herst et al.
patent: 4794503 (1988-12-01), Wooten et al.
patent: 4809147 (1989-02-01), Negirhi
patent: 4933823 (1990-06-01), Taylor

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