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. 12, 2026
Filed:
Mar. 29, 2022
Applicant:
Polight Asa, Tønsberg, NO;
Inventors:
Pierre Craen, Embourg, BE;
Janne Tapani Kilpinen, Akaa, FI;
Assignee:
poLight ASA, Tonsberg, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/04 (2021.01); G02B 26/08 (2006.01);
U.S. Cl.
CPC ...
G02B 26/0875 (2013.01);
Abstract
The present invention relates to a method and to means for compensating thermal expansion in a tuneable lens. In particular, the present invention a tuneable lens comprising means for compensating thermal expansion and an apparatus, such as a camera module comprising a tunable lens comprising means for compensating thermal expansion.