Autofocusing system for camera

Details Autofocusing system for camera Autofocusing system for camera

1991-05-08

1992-10-20

Perkey, W. B.

G03B 1336

Patent

active

051574349

ABSTRACT:
An autofocusing system for a camera, wherein a defocus amount is detected with a light-amount-integration type detector for performing a focusing operation. The focusing operation is adjusted in a predetermined fashion if it is determined that a photographic lens has moved and/or the focal length of the photographic lens has varied while the light-amount-integration is being executed.

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