Invention Grant
US08794530B2 Optically variable magnetic stripe assembly 有权
光学可变磁条装配

Optically variable magnetic stripe assembly
Abstract:
An optically variable magnetic stripe assembly comprises a magnetic layer (5); an optically variable effect generating layer (1) over the magnetic layer; and a metallic reflecting layer (3) adjacent the optically variable effect generating layer and comprising an array of spaced metallic regions shaped as regular polygons.
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