Lens barrel

Details Lens barrel Lens barrel

1993-02-24

1994-12-27

Ben, Loha

Optical: systems and elements

Lens

With support

359694, 359696, G02B 702, G02B 1514

Patent

active

053770480

ABSTRACT:
A lens barrel is composed of a shaft located in a lens barrel parallel to the optical axis thereof, a movable lens frame installed in the lens barrel having a bearing to receive the shaft and holding a lens therein to be moved therewith along the direction of the optical axis via the bearing and the shaft, and a cantilever made from a elastic material of which one end is fixed to the bearing and another end is pressed to the shaft, the cantilever being extended along the direction of the optical axis. The cantilever may be a flat spring formed of synthetic resin.

REFERENCES:
patent: 4749268 (1988-06-01), Moskovich et al.
patent: 5016993 (1991-05-01), Akitake
patent: 5150260 (1992-09-01), Chigira

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