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. 11, 2022
Filed:
Apr. 26, 2020
Applicant:
Qisda Corporation, Taoyuan, TW;
Inventors:
Chien-Hung Lin, Taoyuan, TW;
Tzu-Huan Hsu, Taoyuan, TW;
Sheng-Wen Hu, Taoyuan, TW;
Hsin-Jung Yeh, Taoyuan, TW;
Chih-Chieh Tsung, Taoyuan, TW;
Assignee:
Qisda Corporation, Taoyuan, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01); G02B 9/06 (2006.01); G03B 21/16 (2006.01);
U.S. Cl.
CPC ...
G03B 21/142 (2013.01); G02B 9/06 (2013.01); G03B 21/145 (2013.01); G03B 21/16 (2013.01);
Abstract
A lens includes a casing, a first lens group, a second lens group and a heat dissipating member. The first lens group is disposed in the casing and close to a first side of the casing. The second lens group is disposed in the casing and close to a second side of the casing, wherein the first side is opposite to the second side. The heat dissipating member is disposed at the second side of the casing and contacts the casing.