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:
Oct. 20, 2009
Filed:
Nov. 28, 2006
Eriko Namazue, Tokyo, JP;
Eriko Namazue, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A retractable lens barrel achieving thinning thereof in both directions parallel and perpendicular to a photographic optical axis. The lens barrel has a first lens and a second lens disposed in an inside thereof, and has a structure in which an optical axis of the second lens is aligned with an optical axis of the first lens when photographing, and the first lens is moved to a housed position and the second lens is moved in a retreating direction from the optical axis of the first lens when the first and second lenses are retracted. The lens barrel also has a holding member for holding the second lens and a rotation unit for rotating the holding member of the second lens, the holding member being rotated about a rotation shaft different from the optical axis of the first lens and perpendicular to the optical axes of the first and second lenses.