Driving device for an optical system

Details Driving device for an optical system Driving device for an optical system

1990-05-14

1992-01-07

Ben, Loha

Optical: systems and elements

Lens

With support

35419512, 354402, 359694, G02B 702

Patent

active

050784722

ABSTRACT:
A drive mechanism for an optical system, in which focusing and zooming, etc. are performed by moving movable lenses of a lens group made up with movable lenses and fixed lenses so as to adjust a distance between the lenses, includes a guide which linearly guides the movable lenses and a linear type magnetic driver which directly drives a retainer for retaining the movable lenses.

REFERENCES:
patent: 4534624 (1985-08-01), Toda et al.
patent: 4605286 (1986-08-01), Sumi
patent: 4676605 (1987-06-01), Toda et al.
patent: 4828360 (1989-05-01), Maruyama

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