Flash photographing system

Details Flash photographing system Flash photographing system

1991-04-15

1993-11-09

Adams, Russell E.

354417, 354420, 3541451, G03B 1505

Patent

active

052607372

ABSTRACT:
A camera system consisting of a flash device and a camera of the kind performing the so-called TTL flash control action is arranged to permit manual setting of a correction degree for the TTL flash control; to adjust the degree of light quantity control according to the correction degree in performing the TTL flash control; and, when the camera is set into a specific mode, to automatically shift the correction degree to zero to inhibit the light quantity control degree from being changed by the correction degree even if the correction degree has been manually set.

REFERENCES:
patent: 4078242 (1978-03-01), Uchiyama et al.
patent: 4297011 (1981-10-01), Adams, Jr.
patent: 4359275 (1982-11-01), Hasegawa
patent: 4494851 (1985-01-01), Maida et al.
patent: 4630917 (1986-12-01), Maida et al.
patent: 4717934 (1988-01-01), Kobayashi et al.

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