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. 02, 2025
Filed:
Sep. 26, 2022
Sintai Optical (Shenzhen) Co., Ltd., ShenZhen, CN;
Asia Optical Co., Inc., Taichung, TW;
Guo-Quan Lin, ShenZhen, CN;
SINTAI OPTICAL (SHENZHEN) CO., LTD., Shenzhen, CN;
ASIA OPTICAL CO., INC., Taichung, TW;
Abstract
A lens device includes a base, a lens module, a driving device, a plurality of positioning elements, a dragging element and a counterweight block. The lens module is disposed in the base and includes at least one movable lens group that is movable in a first direction. The driving device is configured to drive the movable lens group to move. The positioning elements are spaced in the first direction and fixed to the base. The dragging element is put around the positioning elements. The counterweight block and the movable lens group are connected to the dragging element.