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. 21, 2026
Filed:
Apr. 01, 2024
Taiwan Zmax Optech Co., Ltd., Hsinchu County, TW;
Wei-Ting Chiu, Hsinchu County, TW;
Sheng-Tang Lai, 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 includes a front lens group, a rear lens group, and an aperture. The front lens group includes front lenses that include at least two aspherical lenses. The rear lens group includes rear lenses that include at least one adhered lens and an aspheric lens. The aperture is located between the front lens group and the rear lens group. The front lens group and the rear lens group have positive diopters, and a total quantity of lenses of the plurality of front lenses and the plurality of rear lenses is at least four. The optical lens meets a condition of: 0.6>an effective focal length of the front lens group/an effective focal length of the rear lens group>0.35.