Invention Grant
- Patent Title: Optical film for eyewear, and functional film for eyewear, optical laminate for eyewear, and eyewear which have same
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Application No.: US15982018Application Date: 2018-05-17
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Publication No.: US11022732B2Publication Date: 2021-06-01
- Inventor: Saki Abe , Yoshiyuki Yahagi , Kouichi Tanaka
- Applicant: NIPPON KAYAKU KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: NIPPON KAYAKU KABUSHIKI KAISHA
- Current Assignee: NIPPON KAYAKU KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Pearne & Gordon LLP
- Priority: JPJP2015-226643 20151119
- Main IPC: G02B5/28
- IPC: G02B5/28 ; G02C7/10 ; G02B5/20 ; G02B5/30 ; G02B5/26

Abstract:
The present disclosure provides an optical film for eyewear that allows, when used by a person feeling stressed, easy of production of a space having a color tone that the person psychologically feels healing, and a functional film for eyewear, an optical laminate, and eyewear that each include the optical film. The optical film for eyewear including an optical functional layer, and has that transmitted light from a light source of white light has a pale tone, is provided.
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Information query