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:
Dec. 16, 2025
Filed:
May. 19, 2022
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Takuya Tanaka, Saitama, JP;
Masanao Kawana, Saitama, JP;
Motoari Ota, Saitama, JP;
Daiki Komatsu, Saitama, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 15/14 (2006.01); G02B 13/00 (2006.01); G02B 15/20 (2006.01);
U.S. Cl.
CPC ...
G02B 15/20 (2013.01); G02B 13/009 (2013.01); G02B 15/1431 (2019.08);
Abstract
A zoom lens consists of, in order from the object side, a first lens group that has a positive refractive power, a middle group that includes a plurality of lens groups in which the spacings between adjacent lens groups change during zooming, and the final lens group. The focusing group that moves during focusing is disposed in the middle group. The zoom lens satisfies predetermined conditional expressions.