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:
Jul. 07, 2015
Filed:
Apr. 26, 2011
Applicants:
Kentarou Imamura, Osaka, JP;
Shigeto Yoshida, Osaka, JP;
Takafumi Shimatani, Osaka, JP;
Hisashi Watanabe, Osaka, JP;
Inventors:
Kentarou Imamura, Osaka, JP;
Shigeto Yoshida, Osaka, JP;
Takafumi Shimatani, Osaka, JP;
Hisashi Watanabe, Osaka, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/28 (2006.01); G03B 21/604 (2014.01); G02B 27/22 (2006.01); G02F 1/1335 (2006.01); G02F 1/13363 (2006.01);
U.S. Cl.
CPC ...
G03B 21/604 (2013.01); G02B 27/286 (2013.01); G02F 1/1335 (2013.01); G02F 2001/133541 (2013.01); G02F 2001/133562 (2013.01); G02F 2001/133627 (2013.01); G02F 2001/133638 (2013.01); G02F 2201/38 (2013.01); G02F 2413/07 (2013.01); G02F 2413/11 (2013.01); G02B 27/2292 (2013.01);
Abstract
An optical element according to an embodiment of the present invention includes: a reflective imaging element for reflecting light from an object an even number of times to cause an image of the object to be formed; a first polarizer disposed on a light-outgoing side of the reflective imaging element; and a first phase difference plate disposed between the reflective imaging element and the first polarizer.