Photographic lighting control system

Details Photographic lighting control system Photographic lighting control system

1993-06-11

1994-09-13

Yeung, James C.

Illumination

Photographic lighting

Including specific light modifier

362278, 362320, 362352, F21V 2100, G03B 1502

Patent

active

053474325

ABSTRACT:
The photographic light control system includes a plurality of structures for causing a particular, selectable convergence of light emanating from a photographic light source such as a flash unit. The system is essentially generic in nature by accommodating a variety of light sources, such accommodation being produced by a sleeve of the system which includes a drawstring engagement thereon for accommodating various sized light source housings.

REFERENCES:
patent: 1172865 (1916-02-01), Bizzoni
patent: 1964591 (1934-06-01), Nanfeldt
patent: 4109301 (1978-08-01), Wakimura
patent: 4129898 (1978-12-01), Ohrstedt
patent: 4594645 (1986-06-01), Terashita
patent: 4813764 (1989-03-01), Morris
patent: 5154503 (1992-10-01), Sternsher

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