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:
Feb. 15, 2022
Filed:
Mar. 19, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Takashi Takeda, Suwa, JP;
Mitsutaka Ide, Shiojiri, JP;
Akira Komatsu, Tatsuno-machi, JP;
Masayuki Takagi, Azumino, JP;
Toshiaki Miyao, Matsumoto, JP;
Tokito Yamaguchi, Azumino, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G02B 27/0176 (2013.01); G02B 2027/015 (2013.01); G02B 2027/0118 (2013.01);
Abstract
Image formation is performed by using a synthesis optical system, and in a first dichroic film and a second dichroic film that are the synthesis surfaces in the synthesis optical system, a direction in which the cross axis that is the intersecting axis extends corresponds to a direction of alignment of eyes of an observer.