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Title:
COLORED SPECTACLE LENS
Document Type and Number:
WIPO Patent Application WO/2022/211022
Kind Code:
A1
Abstract:
A colored spectacle lens that has: a base material (X) that contains a coloring agent; a water-absorbent anti-fog layer (Z) on at least one surface side of the base material (X); and an intermediate layer (Y) between the base material (X) and the water-absorbent anti-fog layer (Z).

Inventors:
NOZAWA KICHINOSUKE (JP)
SAKATA SHUSAKU (JP)
Application Number:
PCT/JP2022/016499
Publication Date:
October 06, 2022
Filing Date:
March 31, 2022
Export Citation:
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Assignee:
HOYA LENS THAILAND LTD (TH)
NOZAWA KICHINOSUKE (JP)
SAKATA SHUSAKU (JP)
International Classes:
G02C7/10; G02B1/10; G02B5/22; G02C7/02
Domestic Patent References:
WO2018105593A12018-06-14
WO2013005710A12013-01-10
Foreign References:
JPS56149016A1981-11-18
JP2015148673A2015-08-20
JP2019094468A2019-06-20
JP2010256895A2010-11-11
JP2011186292A2011-09-22
JPS3588375B1
JPH0834897A1996-02-06
JPH1192653A1999-04-06
JPH1192655A1999-04-06
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
Download PDF:
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