Invention Publication
- Patent Title: OPTICAL FILTER
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Application No.: US18418416Application Date: 2024-01-22
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Publication No.: US20240176054A1Publication Date: 2024-05-30
- Inventor: Motoshi NAKAYAMA , Takashi NAGATA , Kazuhiko SHIONO , Takeru WAKABAYASHI
- Applicant: AGC Inc.
- Applicant Address: JP Tokyo
- Assignee: AGC Inc.
- Current Assignee: AGC Inc.
- Current Assignee Address: JP Tokyo
- Priority: JP 21126030 2021.07.30
- Main IPC: G02B5/20
- IPC: G02B5/20

Abstract:
An optical filter, includes: a near infrared ray absorbing glass, dielectric multilayer films laid on or above both major surfaces of the near infrared ray absorbing glass, and an absorption layer laid on or above a surface of at least one of the dielectric multilayer films and having a maximum absorption wavelength in a near infrared light region, in which the optical filter satisfies all of spectral characteristics (i-1) to (i-5).
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