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. 02, 2015
Filed:
May. 24, 2011
Tatsuki Wade, Nagano, JP;
Shinroku Asakawa, Nagano, JP;
Shinji Minamisawa, Nagano, JP;
Toshiyuki Karasawa, Nagano, JP;
Katsushige Yanagisawa, Nagano, JP;
Yoshihiro Hamada, Nagano, JP;
Hayato Naito, Nagano, JP;
Ryoji Komatsu, Nagano, JP;
Hisahiro Ishihara, Nagano, JP;
Tatsuki Wade, Nagano, JP;
Shinroku Asakawa, Nagano, JP;
Shinji Minamisawa, Nagano, JP;
Toshiyuki Karasawa, Nagano, JP;
Katsushige Yanagisawa, Nagano, JP;
Yoshihiro Hamada, Nagano, JP;
Hayato Naito, Nagano, JP;
Ryoji Komatsu, Nagano, JP;
Hisahiro Ishihara, Nagano, JP;
NIDEC SANKYO CORPORATION, , JP;
Abstract
An optical unit may include a fixed body; a movable module which holds an optical element; a swing support point which swingably supports the movable module; a shake correction drive mechanism which swings the movable module with the swing support point as a swing center around two axial lines intersecting an optical axis direction of the optical element between an outer peripheral face of the movable module and the fixed body; a first photo reflector provided between a bottom part of the movable module and the fixed body at a position superposing on one of the two axial lines and that detects displacement of the movable module; and a second photo reflector provided between the bottom part of the movable module and the fixed body at a position superposing on the other of the two axial lines and that detects displacement of the movable module.