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.
申请公布号
WO2009092984(A1)
申请公布日期
2009.07.30
申请号
WO2008GB00233
申请日期
2008.01.23
申请人
DE LA RUE INTERNATIONAL LIMITED;HOLMES, BRIAN, WILLIAM;DEAKES, MARK
