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:
Jul. 21, 2020
Filed:
Dec. 12, 2017
Applicant:
Tamron Co., Ltd., Saitama-shi, JP;
Inventors:
Koutarou Joujiki, Saitama, JP;
Yasuhiko Obikane, Saitama, JP;
Assignee:
Tamron Co., Ltd., Saitama-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/232 (2006.01); G02B 23/26 (2006.01); G02B 13/18 (2006.01); G02B 7/02 (2006.01); G02B 17/02 (2006.01); H04N 5/225 (2006.01); G02B 9/62 (2006.01); G02B 13/00 (2006.01);
U.S. Cl.
CPC ...
H04N 5/23238 (2013.01); G02B 7/02 (2013.01); G02B 7/028 (2013.01); G02B 9/62 (2013.01); G02B 13/0045 (2013.01); G02B 13/18 (2013.01); G02B 17/023 (2013.01); G02B 23/26 (2013.01); H04N 5/2253 (2013.01); H04N 5/2254 (2013.01);
Abstract
An imaging optical system according to the present invention is the imaging optical system composed by arranging a front group, a stop, and a rear group in order from an object side, a lens arranged closest to the stop in the front group is a positive lens, a lens arranged closest to the stop in the rear group is also a positive lens, and specific conditional expressions are satisfied. In addition, an imaging apparatus according to the present invention includes the imaging optical system.