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.:
Date of Patent:
Jan. 21, 2014
Filed:
Sep. 17, 2010
Applicant:
Koichi Yoshikawa, Kanagawa, JP;
Inventor:
Koichi Yoshikawa, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is an optical apparatus including a filter () that includes a first surface () intersecting a rotation axis at a predetermined angle and a second surface () orthogonal to the rotation axis and rotates around the rotation axis, a filter () that is arranged adjacent to the filter (), includes a third surface () and a fourth surface () in a spatial relationship of point-symmetry to the first surface () and the second surface () about a point on the rotation axis between the filters, and rotates in an opposite direction of the filter () around the rotation axis.