Title:
METHOD FOR MANUFACTURING SPECTACLE LENS
Document Type and Number:
WIPO Patent Application WO/2021/131457
Kind Code:
A1
Abstract:
The present invention provides a method for manufacturing a spectacle lens that is provided with a lens base material having a plurality of base material protruding parts protruding from a base material base part on the surface of the lens base material, and a coating provided so as to cover the plurality of base material protruding parts, and has a plurality of recesses and protrusions on the outermost surface thereof, wherein the coating is formed by immersing the lens base material in a coating liquid, thereafter pulling out the lens base material, and drying the coating liquid on the lens base material while or after the coating liquid flows by a self weight. The present invention also provides technologies related thereto.
Inventors:
ISHIZAKI TAKAKO (JP)
KONO SHIGETOSHI (JP)
KONO SHIGETOSHI (JP)
Application Number:
PCT/JP2020/043530
Publication Date:
July 01, 2021
Filing Date:
November 24, 2020
Export Citation:
Assignee:
HOYA LENS THAILAND LTD (TH)
ISHIZAKI TAKAKO (JP)
KONO SHIGETOSHI (JP)
ISHIZAKI TAKAKO (JP)
KONO SHIGETOSHI (JP)
International Classes:
G02C7/06; B05D1/18; B05D7/00; G02B1/14; G02C13/00
Foreign References:
JP2019179136A | 2019-10-17 | |||
JP2019174727A | 2019-10-10 | |||
EP3640712A1 | 2020-04-22 | |||
US20170131567A1 | 2017-05-11 | |||
JPS6310640A | 1988-01-18 | |||
JP2007077327A | 2007-03-29 | |||
JP2013097159A | 2013-05-20 |
Other References:
See also references of EP 4083689A4
Attorney, Agent or Firm:
FUKUOKA Masahiro et al. (JP)
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