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:
May. 28, 2019
Filed:
Jul. 18, 2017
Genius Electronic Optical Co., Ltd., Taichung, TW;
Genius Electronic Optical Co., Ltd., Taichung, TW;
Abstract
An optical lens set includes: a first, second, third, fourth, fifth and sixth lens element, said first lens element has negative refractive power, said second lens element has negative refractive power, said fourth lens element has an object-side surface with a convex portion in a vicinity of the optical axis, and said fifth lens element has an image-side surface with a concave portion in a vicinity of the optical axis, in addition, at least one lens element of the six lens elements disposed adjacent to an aperture stop has positive refractive power and made by glass material, except for the lens elements with glass material, other lens elements with refractive powers are plastic lens elements, the Abbe numbers of the second and the third lens element are ν2 and ν3 respectively, and the optical imaging lens satisfies: |ν2−ν3|≤15.000.