Invention Grant
- Patent Title: Lens for spectacles and spectacles
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Application No.: US17064585Application Date: 2020-10-06
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Publication No.: US11542385B2Publication Date: 2023-01-03
- Inventor: Takashi Katou
- Applicant: FUJIFILM Corporation
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: JCIPRNET
- Priority: JPJP2018-076258 20180411
- Main IPC: C08K5/3445
- IPC: C08K5/3445 ; C08K5/07 ; C08K5/315 ; C08K5/3462 ; G02B1/04 ; G02C7/10 ; C08L63/00 ; C08L69/00 ; C08L75/04

Abstract:
Provided are a lens for spectacles containing a resin and a coloring agent having a maximum absorption wavelength in a methanol solution in a range of 400 nm to 500 nm and a half-width of an absorption peak in a methanol solution of 10 nm or more and less than 40 nm, and spectacles.
Public/Granted literature
- US20210017358A1 LENS FOR SPECTACLES AND SPECTACLES Public/Granted day:2021-01-21
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