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. 22, 2013
Filed:
Mar. 15, 2012
Applicants:
Dong-woo Kim, Suwon-si, KR;
Jung-hyun Lee, Busan, KR;
Inventors:
Dong-woo Kim, Suwon-si, KR;
Jung-hyun Lee, Busan, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 15/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A zoom lens and a photographing device including the zoom lens. The zoom lens includes: a first lens group having a negative refractive power; a second lens group having a positive refractive power; and a third lens group having a positive refractive power, which are sequentially arranged in a direction from an object side to an image side, wherein the first lens group comprises a first lens that is biconcave and is closest to the object side. Accordingly, a compact and low-priced zoom lens having a high magnification may be manufactured.