Invention Grant
- Patent Title: Method for manufacturing spectacle lens
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Application No.: US16018981Application Date: 2018-06-26
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Publication No.: US10913226B2Publication Date: 2021-02-09
- Inventor: Takumi Goto , Tsuyoshi Inaba
- 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: JP2016-131089 20160630
- Main IPC: B29D11/00
- IPC: B29D11/00 ; G02B5/30 ; G02C7/12 ; G02C7/10

Abstract:
Provided is a spectacle lens endowed with high luminous transmittance as well as adequate polarizing function. A method for manufacturing a spectacle lens, comprising forming a polarizing layer by applying a coating liquid containing 0.04% by mass to 1.5% by mass of a dichroic pigment by a spin coating method at a speed of 200 rpm to 600 rpm on a rubbing-treated surface.
Public/Granted literature
- US20180339474A1 METHOD FOR MANUFACTURING SPECTACLE LENS Public/Granted day:2018-11-29
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