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公开(公告)号：US20220179141A1
公开(公告)日：2022-06-09
申请号：US17651911
申请日：2022-02-22
Applicant: AGC Inc.
Inventor： Kazuhiko SHIONO , Sayuri YAMADA , Yayoi YAMAMORI
Abstract: The present invention relates to an optical filter including an absorption layer containing a near-infrared absorbing dye and a resin, in which the near-infrared absorbing dye contains a squarylium dye having a maximum absorption wavelength in 650 to 780 nm and a thermal decomposition temperature of 265° C. or higher and satisfying IR20−IR80
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