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. 01, 2015
Filed:
Sep. 24, 2014
Glory Science Co., Ltd., Changhua Hsien, TW;
Feng-Chao Chung, Changhua Hsien, TW;
Shih-Yuan Chang, Changhua Hsien, TW;
Kun-Ti Liu, Changhua Hsien, TW;
Glory Science Co., Ltd., Changhua Hsien, TW;
Abstract
An imaging optical lens assembly includes an aperture stop and an optical assembly, the optical assembly includes, in order from the object side to the image side: a first lens element with a positive refractive power; a second lens element with a refractive power; a third lens element with a refractive power; a fourth lens element with a refractive power; a fifth lens element with a negative refractive power having an image-side surface being convex near an optical axis; wherein the image-side surface of the fifth lens element is formed with at least two inflection points, including a first inflection point and a second inflection point further away from the optical axis, a vertical distance from the first inflection point to the optical axis is Y_inf1, a vertical distance from the second inflection point to the optical axis is Y_inf2, satisfying: 1.7<Y_inf2/Y_inf1<2.1.