Illumination – Light source and modifier – Adjustable or repositionable modifier
Patent
1995-05-01
1997-04-22
Yeung, James C.
Illumination
Light source and modifier
Adjustable or repositionable modifier
362293, 362426, F21P 300
Patent
active
056224265
ABSTRACT:
A simple, reliable and yet fully capable wash light, having a lamp surrounded by a reflector, a field stop with a fixed aperture, a frame for holding color/diffusion/dowser panels, and a fernal lens located immediately adjacent the frame. These elements are mounted in a housing which, in turn, is mounted to a yoke allowing 270 degrees of tilt. The yoke is mounted to a base allowing 360 degrees of pan.
REFERENCES:
patent: 1680685 (1928-08-01), King
patent: 1747279 (1930-02-01), Andreino
patent: 3665179 (1972-05-01), McLintic
patent: 3932033 (1976-01-01), Osborn et al.
patent: 4890208 (1989-12-01), Izenour
patent: 4894760 (1990-01-01), Callahan
patent: 5073847 (1991-12-01), Bornhorst
patent: 5416681 (1995-05-01), Wu
Fry Robert A.
Romano Richard J.
Raab Sara Sachie
Yeung James C.
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