PROCESS FOR MAKING LIGHT GUIDES WITH EXTRACTION STRUCTURES
摘要
A light extraction structure array is disclosed. The array comprises a plurality of light extraction structures having a non-uniform distribution, each light extraction structure having a geometric configuration. The geometric configuration of at least one light extraction structure is a truncated asphere. Also disclosed is a light guide comprising the light extraction structure array.
申请公布号
EP2018263(B1)
申请公布日期
2017.03.01
申请号
EP20070797520
申请日期
2007.05.17
申请人
3M Innovative Properties Company
发明人
MARTTILA, Charles A.;HOYLE, Charles D.;ENDER, David A.;WILLOUGHBY, Jaime B.;DEVOE, Robert J.