Actuator, optical apparatus using actuator, and method of...

Details Actuator, optical apparatus using actuator, and method of... Actuator, optical apparatus using actuator, and method of...

2005-07-18

2008-09-09

Mack, Ricky (Department: 2873)

Optical: systems and elements

Lens

With support

C359S822000, C359S694000, C359S704000, C359S819000

Reexamination Certificate

active

07423824

ABSTRACT:
An actuator includes a holder having a movement hole, a lens barrel which moves within the movement hole, and driving means for driving the lens barrel. Each of the driving means is provided with driving members composed of an artificial muscle. The lens barrel can be suitably moved within the movement hole by making the driving members perform a predetermined operation.

REFERENCES:
patent: 2001/0043411 (2001-11-01), Emura et al.
patent: 5-249362 (1993-09-01), None
patent: 08/080065 (1994-02-01), None
patent: 2001-286162 (2001-10-01), None

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