Automatic focusing camera

Details Automatic focusing camera Automatic focusing camera

1982-11-18

1984-09-18

Gellner, Michael L.

G03B 310

Patent

active

044720408

ABSTRACT:
This invention relates to a camera capable of automatic focusing by displacing a focusing lens in an interchangeable lens in accordance with a focusing signal obtained from focus detecting elements for receiving the light passing through said interchangeable lens, and provides a device capable of maintaining a constant driving force per unit time for said focusing lens even when the moving characteristics of the focusing lens varies among different interchangeable lenses.

REFERENCES:
patent: 4341953 (1982-07-01), Sakai et al.
patent: 4344679 (1982-08-01), Yagi et al.
patent: 4400075 (1983-08-01), Tomori et al.

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