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:
Jan. 14, 2025
Filed:
Aug. 15, 2022
Dongguan Yutong Optical Technology Co., Ltd., Dongguan, CN;
Dongguan Yutong Optical Technology Co., Ltd., Dongguan, CN;
Abstract
Provided is a zoom lens. The zoom lens includes a fixed lens group having a positive optical power, a first zoom lens group having a negative optical power, a second zoom lens group having a positive optical power, and a compensation lens group having a positive optical power which are sequentially arranged along an optical axis from an object side to an image side, where the first zoom lens group and the second zoom lens group are capable of reciprocating along the optical axis. The fixed lens group includes a first lens, and the first zoom lens group includes a second lens, a third lens, and a fourth lens which are sequentially arranged along the optical axis from the object side to the image side.