Optical unit controller

Details Optical unit controller Optical unit controller

1997-12-18

2000-02-22

Perkey, W. B.

Photography

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

Lens resetting

396133, 318603, 318685, G03B 1336, G05B 1929

Patent

active

060290102

ABSTRACT:
A camera, an optical apparatus or an optical unit controller having a device for driving an optical unit, a device for determining a state of movement of the optical unit, and a control unit for changing the direction of movement of the optical unit according to whether the amount of driving necessary for the driving device to move the optical unit to a position at which the determination device determines the state of movement of the optical unit is equal to or smaller than a predetermined amount.

REFERENCES:
patent: 5175577 (1992-12-01), Shinozaki et al.

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