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:
Jun. 23, 2015
Filed:
Jan. 23, 2012
Applicants:
Ryoko Horikoshi, Kanagawa, JP;
Yuichi Takahashi, Shanghai, CN;
Koji Kita, Kanagawa, JP;
Inventors:
Assignee:
SONY CORPORATION, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02B 5/30 (2006.01); G02B 27/09 (2006.01); G02B 27/28 (2006.01); G03B 21/20 (2006.01); H04N 9/31 (2006.01); G02B 27/10 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3083 (2013.01); G02B 27/0905 (2013.01); G02B 27/0961 (2013.01); G02B 27/1046 (2013.01); G02B 27/285 (2013.01); G03B 21/2073 (2013.01); H04N 9/3167 (2013.01);
Abstract
A wavelength plate includes: a first quartz plate unit including a plurality of quartz plates which have main surfaces disposed in the same plane and are jointed with each other; and a second quartz plate unit including a plurality of quartz plates which have main surfaces disposed on a main surface of the first quartz plate unit and are jointed with each other in a position different from a joint position of the first quartz plate unit.