Antisoiling dlc layer
AssigneeEssilor International Compagnie Generate d'Optique
InventorsSophie Camelio, Thierry Girardeau, Nicolas Maitre, Luc Nouvelet
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Abstract
The present invention relates to a substrate comprising two main sides, at least one of which comprises a non-reflecting coating, characterized in that an air-contacting outer layer is deposited onto said non-reflecting coating, said outer layer having a thickness of 10 nm or less, a surface energy of less than 60 mJ/m2 and a surface presenting a contact angle with oleic acid of less than 70°.
Claims49
-36. (canceled)
A substrate comprising two main sides, at least one of which comprises a non-reflecting coating and an air-contacting outer layer deposited on the non-reflecting coating, the outer layer having a thickness of 10 nm or less, having a surface energy of less than 60 mJ/m2, and a surface having a contact angle with oleic acid of less than 70°.
A method comprising:
- providing a substrate comprising two main sides, at least one of which comprises a non-reflecting coating;
- and
- depositing on the non-reflecting coating an air-contacting outer layer having a thickness of 10 nm or less, a surface energy of less than 60 mJ/m2, and a surface having contact angle with oleic acid of less than 70°.
Dependencies are inferred from the claim text.