Patent ID: 11874534
Assignee: CARL ZEISS VISION INTERNATIONAL GMBH
Field: Optics (Instruments)
Classification: CPC G  B | IPC G

Claim 12:
13. The spectacle lens as claimed in claim 12, wherein the at least one primer coat layer 1 and the at least one primer coat layer 2 each have a coating composition which is produced from a mixture comprising:
i) at least one of:
an aqueous aliphatic, cycloaliphatic, aromatic, or heteroaromatic polyurethane dispersion;
an aqueous aliphatic, cycloaliphatic, aromatic, or heteroaromatic polyurea dispersion;
an aqueous aliphatic, cycloaliphatic, aromatic, or heteroaromatic polyurethane-polyurea dispersion; or
an aqueous aliphatic, cycloaliphatic, aromatic or heteroaromatic polyester dispersion;

ii) at least one solvent; and
iii) optionally, at least one additive.