The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8120860 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 21, 2012

Filed:

Mar. 30, 2009
Applicants:

Akira Suzuki, Kanagawa, JP;

Fumisada Maeda, Tokyo, JP;

Masahiko Ito, Tokyo, JP;

Yoshiki Okamoto, Kanagawa, JP;

Inventors:

Akira Suzuki, Kanagawa, JP;

Fumisada Maeda, Tokyo, JP;

Masahiko Ito, Tokyo, JP;

Yoshiki Okamoto, Kanagawa, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 3/12 (2006.01); G02B 3/14 (2006.01); G02B 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A conversion lens which includes a pair of transparent members is provided. At least one of the transparent members is formed of a deformable film; a connecting member for connecting the pair of transparent members so as to form a sealed space sandwiched between the pair of transparent members; a liquid filled in the sealed space; and a curvature changing mechanism for changing the curvature of the deformable film by moving the liquid filled in the sealed space. A conversion lens system and an imaging device, provided with the conversion lens are also provided.


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