Title:
METHOD FOR PRODUCING SPECTACLE LENS
Document Type and Number:
Japanese Patent JP2022154903
Kind Code:
A
Abstract:
To provide a spectacle lens which exhibits water repellency and capabilities expressed by a metal component included in a water-repellent layer, and is also excellent in durability of those capabilities.SOLUTION: A method for producing a spectacle lens is provided. The spectacle lens has a water-repellent layer. The water-repellent layer is formed as a film by a thermal vapor deposition method. The film formation by the thermal vapor deposition method includes heating a plurality of vapor deposition sources at different respective temperature profiles. Among the plurality of vapor deposition sources, at least one of the vapor deposition sources includes a water-repellent component, and at least one of the vapor deposition sources includes a metal component.SELECTED DRAWING: None
Inventors:
NOMURA TAKUMI
Application Number:
JP2021058171A
Publication Date:
October 13, 2022
Filing Date:
March 30, 2021
Export Citation:
Assignee:
HOYA LENS THAILAND LTD
International Classes:
G02B1/18; G02C7/10
Attorney, Agent or Firm:
Patent Service Corporation Patent Office Sykes
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