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:
Feb. 02, 2021
Filed:
Oct. 17, 2017
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
G02B 5/223 (2013.01); G02B 5/22 (2013.01);
Abstract
A film has a maximum light transmittance value of 20% or lower in a wavelength range of 450 to 650 nm in a film thickness direction, a light transmittance of 20% or lower at a wavelength of 835 nm in the film thickness direction, and a minimum light transmittance value of 70% or higher in a wavelength range of 1000 to 1300 nm in the film thickness direction. A method of forming the film includes forming a first spectrally selective layer and forming a second spectrally selective layer. A kit for forming the film includes a first composition and a second composition.