Automatic stop control circuit for camera

Details Automatic stop control circuit for camera Automatic stop control circuit for camera

1984-09-14

1986-04-01

Adams, Russell E.

354448, 354484, 354272, G03B 7095, G03B 708

Patent

active

045794391

ABSTRACT:
An automatic stop control circuit is so constructed that in a period wherein the photo metering output signal is adversely affected by a counter electromotive pulse generated during the operative period of the electromagnetic release device for camera release, the operation of the automatic stop control circuit is prohibited. Note that the camera release herein includes a release operation for initiating a series of operations including the stop-down operation for taking a photograph, a mirror-up operation and a shutter running operation.

REFERENCES:
patent: 3953867 (1976-04-01), Kondo
patent: 4339186 (1982-07-01), Yamazaki
patent: 4389108 (1983-06-01), Ohtsubo et al.

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