Twin beam theatrical light with radial lenticular...

Details Twin beam theatrical light with radial lenticular... Twin beam theatrical light with radial lenticular...

2011-08-09

2011-08-09

Bruce, David V (Department: 2875)

Illumination

Light source and modifier

Plural serial lens elements or components

C362S272000

Reexamination Certificate

active

07993027

ABSTRACT:
A theatre lighting apparatus comprising a base, a communications port, a processor, a memory, and a lamp housing is disclosed. The lamp housing may include a lamp, a reflector, an output lens, a motor, and a homogenizing lens. The homogenizing lens may be comprised of a plurality of radially arranged lenticular lenses. The processor may be programmed to enable a motor to vary a position of the homogenizing lens in relation to a position of the output lens. The homogenizing lens may be comprised of a first half and a second half, each of which may have a plurality of radially arranged lenticular lenses.

REFERENCES:
patent: 4392187 (1983-07-01), Bornhorst
patent: 4972306 (1990-11-01), Bornshorst
patent: 5608580 (1997-03-01), Quadri
patent: 6048080 (2000-04-01), Belliveau
patent: 6502961 (2003-01-01), Richardson
patent: 7887219 (2011-02-01), Belliveau et al.
patent: 2006/0152931 (2006-07-01), Holman
U.S. Appl. No. 11/516,822, filed Sep. 27, 2006, Belliveau.
Altman Stage Lighting 65Q catalog page, Copyright 2003, Altman Lighting Inc.

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