Camera and interchangeable lens

Details Camera and interchangeable lens Camera and interchangeable lens

1997-12-08

2000-10-03

Perkey, W. B.

Photography

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

Lens characteristic compensating

396137, 396529, G03B 1336

Patent

active

061284432

ABSTRACT:
A camera which performs data communication with a mounted interchangeable lens includes a command generating circuit for generating a command which is not directly related to the data communication; and a control circuit for discontinuing the data communication with the mounted interchangeable lens when the command is generated while the data communication is being performed with the mounted interchangeable lens.

REFERENCES:
patent: 5778271 (1998-07-01), Kawasaki et al.
patent: 5832313 (1998-11-01), Ishibashi et al.

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