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. 15, 2013
Filed:
Apr. 26, 2011
Daisaku Arai, Kawasaki, JP;
Daisaku Arai, Kawasaki, JP;
Nikon Corporation, Tokyo, JP;
Abstract
A zoom lens ZL including an optical element P for deflecting an optical path, including, in order from an object: a first lens group Ghaving positive refractive power; a second lens group Ghaving negative refractive power; a third lens group Ghaving positive refractive power; a fourth lens group Ghaving positive refractive power; a fifth lens group Ghaving negative refractive power; and a sixth lens group G, wherein a conditional expression 0.10<fw/PL<0.45 is satisfied, where fw denotes a focal length of the zoom lens ZL in a wide-angle end state, and PL denotes an optical path length of the optical element P for deflecting the optical path.