Interchangeable lens barrel

Details Interchangeable lens barrel Interchangeable lens barrel

1981-05-27

1983-11-08

Perkey, William B.

350255, 354286, G03B 310, G02B 704

Patent

active

044138938

ABSTRACT:
An interchangeable lens barrel comprising a lens barrel having a mount which can be attached to a mount of a camera body, focussing lens means rotatably supported on the lens barrel and moving in directions of the optical axis when it rotates, a driving motor, a driving mechanism connected to the driving motor for rotating the focussing lens means, and means on the mount of the lens barrel for receiving a driving signal of the driving motor from the camera body.

REFERENCES:
patent: 3984846 (1976-10-01), Gallagher et al.
patent: 4323303 (1982-04-01), Enomoto

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