Objective lens drive apparatus

Details Objective lens drive apparatus Objective lens drive apparatus

1983-04-25

1986-02-04

Corbin, John K.

350255, G02B 2717, G02B 702

Patent

active

045681422

ABSTRACT:
In an objective lens drive apparatus for driving a body to be driven including an objective lenses in the focusing direction along the optical axis and in the tracking direction perpendicular to the optical axis, there is provided an adjuster for allowing the center of a driving force exerted on the body in the tracking direction to coincide with the center of gravity of the body or to shift the center of gravity farther away from the objective lenses from the driving force along the optical axis of the objective lenses.

REFERENCES:
patent: 1953805 (1929-08-01), Hegel
patent: 4473274 (1984-09-01), Yano et al.

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