Camera having automatic focusing device

Details Camera having automatic focusing device Camera having automatic focusing device

1988-01-07

1988-12-20

Adams, Russell E.

354402, 354409, 35419511, G03B 300

Patent

active

047928190

ABSTRACT:
A camera having an automatic focusing device, capable of automatically driving a lens to a shooting lens position where it can simultaneously focus different objects on different positions. The camera has a focus detection circuit capable of detecting focusing positions where the lens is focused on the respective objects. When one of the focusing positions is beyond the limit of drive of the lens, the driving to the shooting lens position is judged to be impossible and the control for driving the lens to the shooting lens position is prohibited.

REFERENCES:
patent: 4341447 (1982-07-01), Riber
patent: 4470681 (1984-09-01), Johnson
patent: 4614418 (1986-09-01), Ishizaki et al.
patent: 4639110 (1987-01-01), Rinn et al.
patent: 4639588 (1987-01-01), Shinoda

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