<p>The present application is directed to a substrate comprising a first major surface comprising light transmitting areas and light shielding areas. A reflective image exists on the light shielding areas of the first major surface of the substrate. A transmitted image exists on the first major surface through the light transmitting areas of the first major surface of the substrate. The substrate is substantially continuous and not specularly transmissive.</p>
申请公布号
EP1786630(A2)
申请公布日期
2007.05.23
申请号
EP20050767646
申请日期
2005.07.27
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
EMSLANDER, JEFFREY O.;WOOD, KENNETH B.;ACITO, PAUL L.