Remote focusing device for cameras

Details Remote focusing device for cameras Remote focusing device for cameras

1974-09-16

1976-03-30

Horan, John M.

G03B 300

Patent

active

039478602

ABSTRACT:
A remote focusing device for cameras is disclosed in which a focusing ring is rotatably disposed around the shutter release button coaxially thereof and is operatively coupled to a mechanism for moving the camera lens in such a way that when the focusing ring is rotated, the camera lens may be moved in the direction of the optical axis thereof for focusing.

REFERENCES:
patent: 3798670 (1974-03-01), Tanaka

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