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. 31, 2017
Filed:
Mar. 28, 2014
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Choshoku Sai, Utsunomiya, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 27/54 (2006.01); G02B 26/08 (2006.01);
U.S. Cl.
CPC ...
G02B 26/0825 (2013.01);
Abstract
A mirror unit includes: a mirror; a plurality of non-contact type actuators including movable elements and stators, and configured to change a shape of the mirror; a supporting plate to which the stators are fixed; and a structure configured to hold the mirror and the supporting plate. The movable elements are attached to a surface of the mirror that is opposite to an optical surface, and the structure holds the supporting plate via a kinematic mount.