Camera system

Details Camera system Camera system

1975-09-18

1978-03-14

Hix, L. T.

354 31, G03B 708

Patent

active

040793850

ABSTRACT:
A selector circuit interrupted by an electrical signal from an attachment selectively mounted on the camera body and is connected in the light receiving circuit as well as the exposure determining circuit provided in the camera. When the above mentioned unit is mounted on the camera the exposure determining circuit provided in the camera is automatically connected from the light receiving circuit to the output terminal of the unit by means of the selector circuit, so as to receive the exposure value signal on the unit and set the exposure value corresponding to the exposure value signal.

REFERENCES:
patent: 3326103 (1967-06-01), Topaz
patent: 3511144 (1968-02-01), Gotze
patent: 3518927 (1970-07-01), Mehlitz et al.
patent: 3716752 (1973-02-01), Iwata
patent: 3762286 (1973-10-01), Hasegawa
patent: 3812499 (1974-05-01), Hayashi et al.
patent: 3846806 (1974-05-01), Yata et al.
patent: 3884584 (1975-05-01), Tsunekawa et al.

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