摘要:
The invention relates to a security element having a carrier substrate, at least one surface layer and a waveguide layer, characterized in that the waveguide layer has at least one area in which light is guided both laterally and vertically.
摘要:
Sheet material with security features disposed on front and reverse side with length and side registration precision, characterized in that a carrier substrate is imprinted with the corresponding features on both sides with gage-pin position accuracy, the tolerance being maximally±100 μm.
摘要:
Sheet material with security features disposed on front and reverse side with length and side registration precision, characterized in that a carrier substrate is imprinted with the corresponding features on both sides with gage-pin position accuracy, the tolerance being maximally ±100 μm.