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:
Aug. 10, 2010
Filed:
Apr. 12, 2006
Choshoku Sai, Utsunomiya, JP;
Shigeo Sakino, Higashimurayama, JP;
Katsumi Asada, Utsunomiya, JP;
Hirohito Ito, Utsunomiya, JP;
Shinji Uchida, Utsunomiya, JP;
Choshoku Sai, Utsunomiya, JP;
Shigeo Sakino, Higashimurayama, JP;
Katsumi Asada, Utsunomiya, JP;
Hirohito Ito, Utsunomiya, JP;
Shinji Uchida, Utsunomiya, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An optical unit including a plate, an optical element, a fixing device for partially fixing the optical element against the plate, and a deforming device, located between the plate and the optical element, for applying a deforming force to the optical element to change a surface shape of the optical element. The deforming device includes poles for contacting a back face of the optical element, and actuators for driving the poles against the plate.