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:
Aug. 02, 2016
Filed:
Aug. 11, 2015
Kolen Co., Ltd., Seongnam-si, KR;
Jong Jin Lee, Seoul, KR;
Chan Goo Kang, Seongnam-si, KR;
KOLEN CO., LTD., Seongnam-si, KR;
Abstract
A photographic lens optical system having low manufacturing costs and high performance. A lens optical system includes first through fifth lenses, which are sequentially arranged along a light proceeding path between an object and an image sensor where an image of the object is formed, wherein the first lens has positive refractive power and an incident surface convex towards the object, the second lens has negative refractive power and an emitting surface concave with respect to the image sensor, a third lens has positive refractive power and is a meniscus lens convex towards the image sensor, the fourth lens has negative refractive power and is a meniscus lens convex towards the image sensor, and the fifth lens has negative refractive power, wherein at least one of an incident surface and an emitting surface of the fifth lens is aspheric.