Automatic focus control camera

Details Automatic focus control camera Automatic focus control camera

1978-11-17

1980-07-29

Hix, L. T.

354195, 354268, G03B 1320, G03B 1505, G03B 1738

Patent

active

042148278

ABSTRACT:
An automatic focus control camera which includes automatic exposure control means, automatic focus adjusting means, and flash means. These three means are arranged to have a power source in common, and furthermore, the automatic focus adjusting means and flash means are supplied with electric power through an electric voltage boosting circuit which is arranged not to function during an exposure period for taking photographs. Moreover, an electric voltage checking circuit is included for checking a voltage supplied to the automatic focus adjusting means so that the shutter can not be released unless the voltage reaches a predetermined level.

REFERENCES:
patent: 3917395 (1975-11-01), Ogawa
patent: 4099192 (1978-07-01), Aizawa et al.
patent: 4126877 (1978-11-01), Ohtaki et al.

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