Apparatus for presetting photographing distance for camera

Details Apparatus for presetting photographing distance for camera Apparatus for presetting photographing distance for camera

1981-10-05

1983-07-26

Mathews, Alan

354139, 354145, 354149, 354195, G03B 302, G03B 1505

Patent

active

043951015

ABSTRACT:
An apparatus for presetting the photographing distance for a camera is responsive to a movement of flash photography operating means to operate switch operating means which is disposed within an electronic flash to turn a power switch of the electronic flash on. In addition, means for adjusting photographing distance is also operated to bring a taking lens to a flash photography position which is located on the nearer side than a normally focussed position, in an automatic manner.

REFERENCES:
patent: 3798670 (1974-03-01), Tanaka
patent: 4293204 (1981-10-01), Wagner et al.

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