Auto-focus camera

Details Auto-focus camera Auto-focus camera

1982-05-03

1983-08-23

Perkey, William B.

Optics: measuring and testing

Range or remote distance finding

With photodetection

356 8, G03B 1308, G03B 1320

Patent

active

044000715

ABSTRACT:
In a mark finder for an auto-focus camera provided with a photographic field mark indicating a picture frame within the field of view of the finder, and a distance measuring area mark indicating the light metering field of a photo-electric in-focus detecting device, the above-described phototgraphic field mark and the above-described distance measuring area mark are formed to be adjustable independently of each other.

REFERENCES:
patent: 3442193 (1969-05-01), Pagel
patent: 3820129 (1974-06-01), Hosoe et al.
patent: 4142788 (1979-03-01), Matsumoto et al.
patent: 4221475 (1980-09-01), Tamura

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