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:
Apr. 25, 2023
Filed:
Mar. 23, 2021
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Osamu Yokoyama, Shiojiri, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G09G 3/00 (2006.01); G09G 5/37 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G09G 3/003 (2013.01); G09G 5/37 (2013.01); G02B 2027/011 (2013.01); G02B 2027/0127 (2013.01); G09G 2340/0407 (2013.01); G09G 2354/00 (2013.01);
Abstract
Included are a first display element configured to display a first virtual image; a second display element configured to display a second virtual image; a combining optical member configured to combine first imaging light and second imaging light; a light-guiding optical system configured to guide light that passed through the combining optical member; and a correction optical system provided between the first display element and the combining optical member and configured to correct an aberration in accordance with a positional difference between the first display element and the second display element.