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. 04, 2017
Filed:
Aug. 31, 2015
Kolen Co., Ltd., Seongnam-si, KR;
Jong Jin Lee, Seoul, KR;
Chan Goo Kang, Seongnam-si, KR;
KOLEN CO., LTD., , KR;
Abstract
Provided is a photographing lens system that is cheap and has a small size. The photographing lens system includes a first lens having a positive refractive power, and including an object side surface that is convex toward the object side and an image side surface that is planar; a second lens having a negative refractive power, and including an object side surface that is convex toward the object side, and an image side surface that is plane; a third lens having a positive refractive power; a fourth lens having a negative refractive power; and a fifth lens having a negative refractive power, and including an image side surface that includes at least one inflection point.