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:
May. 31, 2022
Filed:
Jan. 26, 2018
Applicant:
Lg Innotek Co., Ltd., Seoul, KR;
Inventor:
Seung Ryong Park, Seoul, KR;
Assignee:
LG INNOTEK CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/29 (2006.01); G03B 5/00 (2021.01); G03B 13/18 (2021.01);
U.S. Cl.
CPC ...
G02F 1/29 (2013.01); G02F 1/294 (2021.01); G02F 2201/12 (2013.01); G02F 2202/16 (2013.01); G03B 5/00 (2013.01); G03B 13/18 (2013.01); G03B 2205/00 (2013.01);
Abstract
A liquid lens includes a first plate including a cavity in which a conductive liquid and a non-conductive liquid are disposed; a first electrode placed under the first plate; a second electrode placed on the first plate; a second plate on the second electrode; and a third plate under the first electrode, wherein a region of the second plate, which is disposed on the conductive liquid, includes a first region having a first thickness and including an optical axis, and a second region extending from the first region and having a second thickness, and the first thickness is greater than the second thickness.