Correct exposure annunciator circuit

Details Correct exposure annunciator circuit Correct exposure annunciator circuit

1984-11-19

1986-01-07

Adams, Russell E.

3541271, G03B 1505

Patent

active

045630712

ABSTRACT:
Disclosed is a correct exposure annunciator device for cameras including a correct exposure annunciator, a timer for producing a timing signal a certain predetermined time after an exposure control cycle has been finished and a control for operating the correct exposure annunciator in accordance with the generation of a correct exposure representing signal and stopping the correct exposure annunciator with the generation of a timing signal.

REFERENCES:
patent: 4122465 (1978-10-01), Hasegawa et al.
patent: 4331406 (1982-05-01), Kiuchi et al.
patent: 4351600 (1982-09-01), Hasegawa et al.
patent: 4444483 (1984-04-01), Nakajima
patent: 4469419 (1984-09-01), Ishida et al.

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