Exposure control device

Details Exposure control device Exposure control device

1977-10-26

1979-02-27

Adams, Russell E.

354 38, 354 60E, G03B 708

Patent

active

041416333

ABSTRACT:
An automatic exposure control circuit for a camera is disclosed. The circuit is capable of automatically controlling the shutter speed when the diaphragm is manually set, and is capable of automatically controlling the diaphragm opening when the shutter speed is manually set. In both cases the same transducer is used for the manual diaphragm or shutter speed selection.

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patent: 3638544 (1972-02-01), Kitai
patent: 3829867 (1974-08-01), Ono
patent: 3863263 (1975-01-01), Itagaki
patent: 3896456 (1975-07-01), Toyoda
patent: 3896460 (1975-07-01), Sahara et al.
patent: 3945024 (1976-03-01), Hasegawa et al.
patent: 3950765 (1976-04-01), Nanba et al.
patent: 3964073 (1976-06-01), Korbori et al.
patent: 4042940 (1977-08-01), Matsuda et al.
patent: 4062023 (1977-12-01), Kobori et al.

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