Biaxial actuator

Details Biaxial actuator Biaxial actuator

1995-08-16

1997-03-25

Ben, Loha

Optical: systems and elements

Lens

With support

359814, 359822, 369 4414, G02B 702

Patent

active

056150539

ABSTRACT:
A biaxial actuator for an optical pickup wherein by the downward stroke of the lens holder being limited by abutment of the lens holder with the slide base and the adjusting plate and the actuator cover each being fixed to the slide base or by the actuator cover being fixed to the yoke and fixing elements for fixing the actuator cover to the yoke being provided at front and rear end portions of the actuator cover and the yoke dispersion in the focussing direction stroke of the lens holder is reduced, the stroke of the lens holder is not limited even when the lens holder is mounted diagonally, and the actuator cover is correctly positioned and firmly held with respect to the yoke with no looseness therebetween.

REFERENCES:
patent: 5265079 (1993-11-01), Getreuer et al.
patent: 5453881 (1995-09-01), Suzuki
patent: 5508851 (1996-04-01), Tachizawa

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