Patent ID: 6114018
Filing Date: 2000-09-05
Classification: B05D,B29C,B41M,B42D,B44F,C01P,C03C,C09C,C09D,F24S,G02B,Y02E,Y10S,Y10T

Abstract:
An optically variable article comprising a substrate having a first surface and first and second optical devices formed of layers carried by said first surface, at least one of the first and second optical devices being optically variable and forming a pair carried by the first surface of the substrate in spaced-apart positions without overlap on the first surface of the substrate to permit viewing at the same time by the human eye, said first and second optical devices having the same matching color at one angle of incidence between 0.degree. and 90.degree. for a color match angle and being without color match at all other angles of incidence.