Invention Grant
- Patent Title: Spectacle lens and spectacles
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Application No.: US16364532Application Date: 2019-03-26
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Publication No.: US11493784B2Publication Date: 2022-11-08
- Inventor: Makoto Adachi , Hitoshi Kamura , Takumi Nomura , Osamu Akabayashi
- Applicant: HOYA LENS THAILAND LTD.
- Applicant Address: TH Pathumthani
- Assignee: HOYA LENS THAILAND LTD.
- Current Assignee: HOYA LENS THAILAND LTD.
- Current Assignee Address: TH Pathumthani
- Agency: Oliff PLC
- Priority: JPJP2017-225708 20171124
- Main IPC: G02C7/08
- IPC: G02C7/08 ; G02B5/28 ; G02B1/115

Abstract:
The spectacle lens includes a lens substrate; a multilayer film disposed on one surface of the lens substrate; and a multilayer film disposed on the other surface of the lens substrate, wherein an average reflectance within the wavelength range from 380 to 500 nm measured at least on one surface of the spectacle lens is 10.00% or more, and a reflectance measured at least on one surface of the spectacle lens is 5.00% or less in the entire range within the wavelength range from 400 to 780 nm.
Public/Granted literature
- US11526030B2 Spectacle lens and spectacles Public/Granted day:2022-12-13
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