Interchangeable lens and interchangeable lens system

Details Interchangeable lens and interchangeable lens system Interchangeable lens and interchangeable lens system

1994-02-24

1995-04-11

Perkey, W. B.

Television

Special applications

Simulator

348364, G03B 7095, H04N 5238

Patent

active

054063493

ABSTRACT:
Disclosed is an interchangeable lens system which comprises an interchangeable lens and a camera. the interchangeable lens includes a driving circuit controlled by data transmitted from the camera to the lens such that it displaces a controlled member of the lens, a detection circuit for detecting a displacement of the driving circuit, and a correction circuit for converting the output characteristics of the detection circuit into predetermined common characteristics. The camera includes a control circuit for driving the driving circuit in the interchangeable lens in response to the output of the detection circuit in the interchangeable lens.

REFERENCES:
patent: 4437752 (1984-03-01), Akashi et al.
patent: 4472740 (1984-09-01), Doi
patent: 4473843 (1984-09-01), Bishop et al.
patent: 4532553 (1985-07-01), Brill
patent: 4638366 (1987-01-01), Yoshimura et al.
patent: 4806964 (1989-02-01), Tamada et al.
patent: 4829382 (1989-05-01), Hess et al.
patent: 4833498 (1989-05-01), Kato et al.
patent: 4963986 (1990-10-01), Fukuyama et al.
patent: 4967281 (1990-10-01), Takada

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