Exposure control apparatus

Details Exposure control apparatus Exposure control apparatus

1982-06-09

1983-11-15

Adams, Russell E.

354 59, 354227, G03B 708

Patent

active

044152485

ABSTRACT:
An exposure control apparatus including an electrically operated optical diaphragm. The apparatus is provided with means for detecting a quantity of light coming from an object to be photographed during an exposure control cycle thereof. The detecting means is connected to the electrically operated optical diaphragm device in accordance with an output signal of the detecting means during the exposure control cycle.

REFERENCES:
patent: 3555987 (1971-01-01), Browning
patent: 4054890 (1977-10-01), Shimomura
patent: 4065777 (1977-12-01), Maitani et al.
patent: 4190343 (1980-02-01), Wagensonner
patent: 4251141 (1981-02-01), Stemme et al.
patent: 4313663 (1982-02-01), Stemme et al.

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