Invention Grant
US08534849B2 Retroreflecting optical construction 有权
后向光学构造

Retroreflecting optical construction
Abstract:
Retroreflecting optical constructions are disclosed. A disclosed retroreflecting optical construction includes a retroreflecting layer that has a retroreflecting structured major surface, and an optical film that is disposed on the retroreflecting structured major surface of the retroreflecting layer. The optical film has an optical haze that is not less than about 30%. Substantial portions of each two neighboring major surfaces in the retroreflecting optical construction are in physical contact with each other.
Public/Granted literature
Information query
Patent Agency Ranking
0/0