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:
Sep. 13, 2022
Guangdong Sirui Optical Co., Ltd., Zhongshan, CN;
Zhongshan Azu Optoelectronics Technology Co., Ltd., Zhongshan, CN;
GUANGDONG SIRUI OPTICAL CO., LTD., Zhongshan, CN;
Zhongshan AZU Optoelectronics technology Co., Ltd., Zhongshan, CN;
Abstract
Aspects of the invention disclose an external and an add-on anamorphic lens, which comprises a focus group and an anamorphic group disposed in sequence from an object side to an image side along the optical axis. The focus group comprises a first lens and a second lens. The first lens and the second lens are spherical lenses. The anamorphic group includes a third lens, a fourth lens, and a fifth lens. These lenses are cylindrical lenses. The position of the first lens is adjustable and therefore solve the problem of requiring secondary focusing of the prior art.