Patent ID: 6749925
Filing Date: 2004-06-15
Classification: B29C,B29L,B42D,G06K,Y10T

Abstract:
A data carrier comprising:a. two opposite exterior major surfaces exposed to an outside of the data carrier; b. a lens structure portion in one of the exterior major surfaces of the data carrier, said lens structure portion including lenses made of a transparent material; c. a non-lens structure portion defined by a plane of said one of the exterior major surfaces other than the lens structure portion; d. marks or patterns visible through the lens structure portion, wherein the lens structure portion has an exterior surface that includes indentations and apexes, and wherein the apexes of the lens structure portion do not protrude beyond the plane of the non-lens structure portion, such that the apexes are even with said plane of said one of the exterior major surfaces or are sunk in below said plane of said one of the exterior major surfaces.