Variable focal length lens system

Details Variable focal length lens system Variable focal length lens system

2006-02-19

2008-09-23

Choi, William C (Department: 2873)

Optical: systems and elements

Lens

With support

C359S819000

Reexamination Certificate

active

07428114

ABSTRACT:
This invention relates to a variable focal length lens system including a deformable lens and a piezoelectric device surrounding the deformable lens. The piezoelectric device is configured for exerting a radial inward or outward force to the deformable lens so as to deform the deformable lens, thereby changing a focal length thereof.

REFERENCES:
patent: 4678899 (1987-07-01), Baba
patent: 6961193 (2005-11-01), Kang et al.

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