Struktur aus dünnen Schichten mit magnetischen und farbverändernden Eigenschaften.
摘要
The disclosure relates to a thin film structure having magnetic and optical variable properties comprising a substrate (12) and a multilayer interference coating (16) carried by the substrate producing an inherent colour shift with angle. The interference coating has a metal-dielectric design which includes a metal (17) which has reflective as well as magnetic properties.
申请公布号
DE68923036(T3)
申请公布日期
1999.06.24
申请号
DE1989623036T
申请日期
1989.04.28
申请人
FLEX PRODUCTS, INC., SANTA ROSA, CALIF., US
发明人
PHILLIPS, ROGER, W., SANTA ROSA CALIFORNIA 95405, US;COOMBS, PAUL G., SANTA ROSA CALIFORNIA 94505, US