1993-02-23
1994-06-07
Adams, Russell E.
354412, G03B 1336
Patent
active
053194128
ABSTRACT:
In an automatic focus control device of a camera there are provided defocus amount calculation means for calculating a defocus amount for a predetermined focus plane of a photographic lens in the camera on the basis of the electric signal generated by a light receiving means, comparing means for comparing the obtained value on the basis of the calculated defocus amount with a reference value, control means controlling driving speed of the photographic lens by the lens driving means in response to the comparison result of a comparing means, photographic condition setting means for setting the photographic condition and reference value setting means for setting said reference value in response to the set photographic condition.
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Hamada Masataka
Ishibashi Kenji
Ishida Tokuji
Ootsuka Hiroshi
Taniguchi Nobuyuki
Adams Russell E.
Minolta Camera Kabushiki Kaisha
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