Automatic-light control electronic flash device for use in autom

Details Automatic-light control electronic flash device for use in autom Automatic-light control electronic flash device for use in autom

1980-12-11

1982-11-09

Gellner, Michael L.

354 34, G03B 1505

Patent

active

043581870

ABSTRACT:
An automatic-light control electronic flash device used in automatic exposure camera having a gate circuit connected between an electromagnetic device for driving a shutter rear curtain and a light control signal output terminal. The gate circuit is enabled by a flash ready signal produced from the automatic-light control electronic flash device thereby to permit a light control signal producing in response to the deenergization of the electromagnetic device to pass therethrough to the automatic-light control electronic flash device.

REFERENCES:
patent: 4023187 (1977-05-01), Shenk
patent: 4079389 (1978-05-01), Hashimoto et al.
patent: 4268140 (1981-05-01), Kondo et al.

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