- 专利标题： OPTICAL MEMBER, METHOD FOR MANUFACTURING OPTICAL MEMBER, AND OPTICAL INFORMATION TRANSMISSION DEVICE
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申请号： EP20758557.1申请日： 2020-02-04
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公开(公告)号： EP3910386A1公开(公告)日： 2021-11-17
- 发明人: AHIKO, Soichiro , TANAKA, Daisuke , UMEDA, Shinichi
- 申请人： Mitsui Chemicals, Inc. , Ahiko Finetec, Ltd.
- 申请人地址： JP Tokyo 105-7122 5-2, Higashi-Shimbashi 1-chome Minato-ku; JP Shinjo-shi Yamagata 996-0091 1501-3, Tokamachi
- 代理机构： Hoffmann Eitle
- 优先权： JP2019026906 20190218
- 国际公布： WO2020170801 20200827
- 主分类号： G02B5/00
- IPC分类号： G02B5/00 ; B24B37/08 ; G02B1/04 ; G02B5/08 ; G02B27/02
摘要：
The present invention provides an optical member including an organic polymer. This optical member includes a surface A which has an area of 1 mm 2 or more, and in which the flatness of a region having an area of 1 mm 2 , as measured by a non-contact type optical flatness meter, is 80 µm or less.
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