Exposure control apparatus for camera with interchangeable lens

Details Exposure control apparatus for camera with interchangeable lens Exposure control apparatus for camera with interchangeable lens

1981-09-18

1982-11-02

Gellner, Michael L.

G03B 1714

Patent

active

043570909

ABSTRACT:
A camera comprising a detecting device capable of mounting an interchangeable lens having a signalling device for transmitting information of the fully open aperture of the lens to the camera and a diaphragm adapted to be controlled from said camera at the picture taking operation and further capable of detecting said information of the fully open aperture, and

REFERENCES:
patent: 4198141 (1980-04-01), Tominaga et a.

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