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:
Dec. 02, 2025
Filed:
Dec. 10, 2021
Applicant:
Lg Innotek Co., Ltd., Seoul, KR;
Inventor:
Doo Shik Sin, Seoul, KR;
Assignee:
LG INNOTEK CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/64 (2006.01);
U.S. Cl.
CPC ...
G02B 9/64 (2013.01);
Abstract
An optical system disclosed to an embodiment of the invention includes first to seventh lenses sequentially arranged along an optical axis from the object side to the image side, wherein the first lens has a negative refractive power, and the third lens has a positive refractive power The object-side surface of the first lens may be concave, the object-side surface and the image-side surface of the third lens may be convex, and the third lens may be satisfied the following Equation 1: 0.5<f3/F<1.5 (In Equation 1, F denotes an effective focal length of the optical system, and f3 denotes a focal length of the third lens).