Camera, exchangeable lens, and camera system

Details Camera, exchangeable lens, and camera system Camera, exchangeable lens, and camera system

1998-11-12

2000-08-29

Perkey, W. B.

Photography

With exposure objective focusing means, focusing aid, or...

Lens characteristic compensating

396123, 396147, G03B 1336

Patent

active

061120294

ABSTRACT:
A camera which uses exchangeable photographing lenses, and is capable of focus detection using a plurality of focus areas, includes a memory for storing information pertaining to the number of focus areas that can be used in focus detection in units of mountable photographing lenses, and a microprocessor for controlling focus detection on the basis of information corresponding to the photographing lens mounted, of the information stored in the memory.

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patent: 5182443 (1993-01-01), Suda et al.
patent: 5214464 (1993-05-01), Karasaki et al.
patent: 5473403 (1995-12-01), Suda et al.
patent: 5734428 (1998-03-01), Suda et al.

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