Optical system capable of correcting image position

Details Optical system capable of correcting image position Optical system capable of correcting image position

1995-03-10

1997-07-08

Nguyen, Thong

Optical: systems and elements

Image stabilization

By movable refractive structure

359554, 359794, 359797, G02B 2764, G02B 906

Patent

active

056467796

ABSTRACT:
An optical system includes a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a third lens group having a positive refractive power. The third lens group comprises at least one positive lens and at least one negative lens. The second lens group is movable along a direction of an optical axis, and the third lens group is movable in a direction substantially perpendicular to the optical axis. The optical system satisfies:

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