Temperature compensated exposure control apparatus for a camera

Details Temperature compensated exposure control apparatus for a camera Temperature compensated exposure control apparatus for a camera

1975-04-11

1976-12-28

Hix, L. T.

354 51, 354 60R, G03B 708

Patent

active

040004988

ABSTRACT:
An exposure control apparatus which can set accurate shutter speed constantly irrespective of changes in ambient temperature and which can eliminate not only an error in shutter speed caused by an expansion semiconductor element but also an error in shutter speed caused by the variation in output characteristics due to variation in temperature of a compression circuit.

REFERENCES:
patent: 3679905 (1972-07-01), Watanabe
patent: 3736851 (1973-06-01), Ono et al.
patent: 3750540 (1973-08-01), Yanagisawa et al.
patent: 3777638 (1973-12-01), Yata et al.
patent: 3820126 (1974-06-01), Haratake
patent: 3852774 (1974-12-01), Taguchi et al.
patent: 3863263 (1975-01-01), Itagaki

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