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:
Jun. 02, 2020
Filed:
Aug. 30, 2014
Applicant:
Lms Co., Ltd., Pyeongtaek-si, KR;
Inventors:
Joo Young Kim, Suwon-si, KR;
Seon Ho Yang, Seoul, KR;
Hong Seok Chin, Yongin-si, KR;
Min Soo Lee, Uiwang-si, KR;
Assignee:
LMS CO., LTD., Pyeongtaeksi, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/28 (2006.01); G02B 5/22 (2006.01); G02B 5/20 (2006.01);
U.S. Cl.
CPC ...
G02B 5/282 (2013.01); G02B 5/208 (2013.01); G02B 5/223 (2013.01);
Abstract
An optical filter comprising a light absorption layer and a near-infrared reflection layer, and an imaging device comprising the optical filter are provided. Wherein the light absorption layer has an absorption maximum in a wavelength range of 670 to 720 nm, a wavelength at which the near-infrared reflection layer has a light transmittance of 50% is in a range of 690 to 720 nm, and the optical filter satisfies the following Mathematical Formula 1:Δ*≤1.5  [Mathematical Formula 1]