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:
Apr. 14, 2015
Filed:
Sep. 09, 2011
Satoru Yasutomi, Hachioji, JP;
Manabu Yoshii, Yokohama, JP;
Kunio Yamamiya, Sagamihara, JP;
Naoki Fujii, Hachioji, JP;
Masato Miyata, Machida, JP;
Satoru Yasutomi, Hachioji, JP;
Manabu Yoshii, Yokohama, JP;
Kunio Yamamiya, Sagamihara, JP;
Naoki Fujii, Hachioji, JP;
Masato Miyata, Machida, JP;
Olympus Imaging Corp., Tokyo, JP;
Abstract
Provided is a lens barrel having, in order from an object side to an image side, a first to a third group lens, the lens barrel including: a fixed frame; a cam frame supported by the fixed frame so as to be rotationally movable in a optical axis direction between a forward and a backward movement ends; and a shutter frame which moves in the optical axis direction in a rotation restricted state, through the rotation of the cam frame, in which: a third group frame is fixed to the shutter frame so that the object side of the third group lens is arranged on an inner peripheral side of the shutter frame; and the second frame is configured so that the image side of the frame is stored on the inner peripheral side of the shutter frame when the cam frame is positioned at the backward movement end.