Exposure control device for camera

Details Exposure control device for camera Exposure control device for camera

1977-08-18

1979-09-25

Gonzales, John

G03B 700

Patent

active

041688937

ABSTRACT:
An exposure control device for a single lens reflex camera has an exposure calculating mechanism for determining the amount of exposure in accordance with desired shutter time, aperture value, film sensitivity and brightness of the object to be photographed. The exposure calculating mechanism is carried along one external wall of a casing for the reflex mirror of the camera.

REFERENCES:
patent: 2938440 (1960-05-01), Bretthauer et al.
patent: 3078772 (1963-02-01), Goshima
patent: 3257922 (1966-06-01), Maitani
patent: 3262380 (1966-07-01), Winkler
patent: 3714878 (1973-02-01), Hasegawa et al.
patent: 3785266 (1974-01-01), Watanabe
patent: 4062028 (1977-12-01), Tezuka et al.

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