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:
Sep. 17, 2013
Filed:
Aug. 23, 2011
Takuya Imaoka, Kanagawa, JP;
Kyoichi Miyazaki, Osaka, JP;
Takuya Imaoka, Kanagawa, JP;
Kyoichi Miyazaki, Osaka, JP;
Panasonic Corporation, Kadoma-shi, JP;
Abstract
A zoom lens system of lens units, the system including, in object-side-to-image-side order: a first lens unit having positive optical power; a second lens unit; an aperture diaphragm; one or more additional lens units, with a first of the additional lens units being a first focusing-lens unit having negative optical power and moving along the optical axis in the zoom lens system focusing; an image blur compensating lens unit, adjacent the first focusing-lens unit and movable in a direction perpendicular to the optical axis in order to optically compensate image blur; with the lens system satisfying: 0.1<(T+T)/H<2.0 (Tbeing the axial thickness of the first lens unit, Tbeing the axial thickness of the second lens unit, and H being the height of an image the zoom lens system forms on an image surface on the image-side end of the zoom lens system).