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:
Jun. 23, 2026
Filed:
Apr. 15, 2024
Taiwan Zmax Optech Co., Ltd., Hsinchu County, TW;
Sheng-Tang Lai, Hsinchu County, TW;
Wei-Ting Chiu, Hsinchu County, TW;
Yuan-Long Cai, Hsinchu County, TW;
Chia-Chen Kung, Hsinchu County, TW;
Cheng-Chien Hsieh, Hsinchu County, TW;
Taiwan ZMAX Optech Co., Ltd., Hsinchu County, TW;
Abstract
An optical lens is provided, including a front lens group, a rear lens group, and an aperture. The front lens group includes a plurality of front lens elements sequentially arranged from an object side to an image side, and a second lens and a third lens in the plurality of front lens elements are non-rotationally symmetrical lenses. The rear lens group includes at least one rear lens element, and the at least one rear lens element is a cemented lens. The aperture is located between the front lens group and the rear lens group. The half field of view angle of the optical lens is greater than 90° in a horizontal direction and a vertical direction, and the optical lens satisfies the following relationships: EFLX/EFLY>1.1; EFLY/F2Y−EFLX/F2X<−5%; and EFLY/F3Y−EFLX/F3X>5%.