Compact camera flash unit

Details Compact camera flash unit Compact camera flash unit

1997-11-26

1999-03-16

Perkey, W. H.

Photography

Disposable or recyclable camera

396176, 396200, G03B 1505

Patent

active

058841040

ABSTRACT:
A camera flash comprises a flash light source providing light, a and a condenser lens element. The reflector is located adjacent to one side of the flash light source and has a trough with a reflective surface oriented towards the flash light source. The reflective surface partially encloses the flash light source and extends no more than 2 millimeters beyond the flash light source towards the target surface.

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patent: 5329330 (1994-07-01), Sakai et al.
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patent: 5541687 (1996-07-01), Pearson
patent: 5577492 (1996-11-01), Parkyn, Jr. et al.
patent: 5641218 (1997-06-01), Sakurai
Abstract, TIR Lenses for Fluorescent Lamps, SPIE Conference 2538, Jul. 11, 1995.
Abstract, JP 08334811-A, Light illumination device for photographic camera.
Optics, Eugene Hecht/Alfred Zajac, Adelphi University, pp. 81-85.

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