Exposure control apparatus

Details Exposure control apparatus Exposure control apparatus

1983-12-27

1986-01-07

Adams, Russell E.

354423, G03B 7085

Patent

active

045630704

ABSTRACT:
An exposure control apparatus including a diaphragm for controlling the exposure on a focal plane, a light metering element for measuring the light passing through an aperture of the diaphragm, a servo control circuit for controlling the size of the aperture in response to the output of the light metering element, and a signal forming circuit receptive of the output of the light metering element for producing an output signal to control the amount of light of a flash device.

REFERENCES:
patent: 4327978 (1982-05-01), Ishida et al.
patent: 4426142 (1984-01-01), Iura et al.

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