Invention Grant
- Patent Title: Optical filter
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Application No.: US18397360Application Date: 2023-12-27
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Publication No.: US12147065B2Publication Date: 2024-11-19
- Inventor: Kazuhiko Shiono , Takeru Wakabayashi , Takashi Nagata
- Applicant: AGC Inc.
- Applicant Address: JP Tokyo
- Assignee: AGC Inc.
- Current Assignee: AGC Inc.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2021-113059 20210707
- Main IPC: G02B5/20
- IPC: G02B5/20

Abstract:
An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-5), (i-7) to (i-10), (i-12) and (i-14).
Public/Granted literature
- US20240142681A1 OPTICAL FILTER Public/Granted day:2024-05-02
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