Light extractor-diffuser

Details Light extractor-diffuser Light extractor-diffuser

1976-06-25

1978-01-03

Beha, Jr., William H.

Illumination

Photographic lighting

Including specific light modifier

362241, G03B 1503

Patent

active

040668851

ABSTRACT:
A light extractor-diffuser for a camera flash unit or the like. The device bounces the light off a central bilateral trapezoidal panel which is supported by two triangular shapes on its sides. The trapezoidal panel has a wide terminal portion spaced away from the triangular shapes.

REFERENCES:
patent: 1130529 (1915-03-01), McGuire
patent: 1335081 (1920-03-01), Stead
patent: 2760048 (1956-08-01), Schulte
patent: 3140053 (1964-07-01), Lowell
patent: 3177354 (1965-04-01), Appleton
patent: 3747488 (1973-07-01), Bennett

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