Autofocusing camera

Details Autofocusing camera Autofocusing camera

1989-05-16

1991-04-02

Hix, L. T.

354412, G03B 1300

Patent

active

050050397

ABSTRACT:
An autofocusing camera comprises a focus detecting circuit for repeatedly detecting a foucsing state of an objective lens with respect to a photographic object and outputting a focus adjustment signal, and an object detecting circuit for detecting movement of the object in accordance with a plurality of the focus adjustment signals. The lens is driven during a shutter release operation when the object detecting circuit detects movement of the photographic object. The lens drive is prohibited when the object is moving away from the camera.

REFERENCES:
patent: 4286849 (1981-09-01), Uchidoi et al.
patent: 4816856 (1989-03-01), Hamada et al.
patent: 4853733 (1989-08-01), Watanabe et al.
patent: 4855779 (1989-08-01), Ishikawa et al.
patent: 4860045 (1989-08-01), Hanada et al.

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