Title:
METHOD FOR DYEING HYDROUS CONTACT LENS
Document Type and Number:
Japanese Patent JPH08112566
Kind Code:
A
Abstract:
PURPOSE: To easily carry out dyeing in a multicolored state without requiring a die or pad or causing breakage, to enable flow like that of sheets and to effectively perform product control.
CONSTITUTION: When desired letters, figures, symbols, etc., are printed by dyeing on desired parts of a hydrous contact lens, a dyeing soln. is applied to the surface of the contact lens in a dry state by means of an ink jetting device.
Inventors:
KOJIMA TADAO
KATAGIRI KANJI
SHINOHARA SHUNEI
KATAGIRI KANJI
SHINOHARA SHUNEI
Application Number:
JP30798694A
Publication Date:
May 07, 1996
Filing Date:
December 12, 1994
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
G02C7/04; B05D1/02; B05D5/06; D06P5/00; (IPC1-7): B05D1/02; B05D5/06; D06P5/00; G02C7/04
Attorney, Agent or Firm:
Kisaburo Suzuki (1 outside)