Title:
プラスチックレンズの染色方法
Document Type and Number:
Japanese Patent JP5116592
Kind Code:
B2
Abstract:
To accelerate dyeing treatment for a plastic lens having a high refractive index of not lower than 1.7.
A method includes a step S12 of applying a surfactant on a lens substrate formed of a plastic material, a step S13 of irradiating the lens substrate coated with the surfactant with UV rays, and a step S14 of dyeing the lens substrate irradiated with UV rays.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
Kubotera Noetsu
Application Number:
JP2008192528A
Publication Date:
January 09, 2013
Filing Date:
July 25, 2008
Export Citation:
Assignee:
HOYA CORPORATION
International Classes:
G02C7/00; G02B1/10; G02B1/11; G02B1/111; G02B1/113; G02B1/14
Domestic Patent References:
| JP2001091909A | ||||
| JP2006056955A |
Attorney, Agent or Firm:
Yoshitsuno Kakuda
Hitoshi Ito
Hitoshi Ito