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Title:
LIGHT-TRANSMITTING MEMBER AND METHOD FOR PRODUCING LENS AND LIGHT-TRANSMITTING MEMBER
Document Type and Number:
WIPO Patent Application WO/2021/059850
Kind Code:
A1
Abstract:
This light-transmitting member comprises a substrate and a functional layer that is provided on one main surface of the substrate and that includes a light-absorbing agent. The ratio of Ta to Tb (Ta/Tb), where Ta is the thickness of the functional layer at a portion A which is a peripheral section of the light-transmitting member and Tb is the thickness of the functional layer at a portion B which is a central section of the light-transmitting member, is greater than 1.00 but no more than 2.00.

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Inventors:
TAKAGUCHI MASAYUKI (JP)
KAWATO NOBUO (JP)
Application Number:
PCT/JP2020/032399
Publication Date:
April 01, 2021
Filing Date:
August 27, 2020
Export Citation:
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Assignee:
MITSUI CHEMICALS INC (JP)
International Classes:
G02B1/10; G02B1/14; G02B5/22; G02C7/00
Domestic Patent References:
WO2019151027A12019-08-08
Foreign References:
JP2016024456A2016-02-08
JP2004271658A2004-09-30
JP2012150356A2012-08-09
JP2011040468A2011-02-24
JP2011113050A2011-06-09
JP2010079274A2010-04-08
JP2013190712A2013-09-26
JP2017062371A2017-03-30
JP2013186349A2013-09-19
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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