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:
Jul. 01, 2025
Filed:
May. 20, 2022
Sintai Optical (Shenzhen) Co., Ltd., Guangdong, CN;
Asia Optical Co., Inc., Taichung, TW;
Yan-jie Syu, Taichung, TW;
SINTAI OPTICAL (SHENZHEN) CO., LTD., Shenzhen, CN;
ASIA OPTICAL CO., INC., Taichung, TW;
Abstract
Provided is a wide-angle lens assembly including, in an order from an object side to an image side along an optical axis, a first lens element with negative refractive power, having an image-side surface being concave; a second lens element with negative refractive power, having an image-side surface being concave; a third lens element with negative refractive power; a fourth lens element with positive refractive power; a fifth lens element with a refractive power; a sixth lens element with positive refractive power, having an object-side surface being convex and an image-side surface being convex; a seventh lens element with negative refractive power; and an eighth lens element with positive refractive power, having an object-side surface being convex and an image-side surface being convex. The wide-angle lens assembly is characterized by small size, excellent resolution and great environmental tolerance.