DURABLE OPTICAL ELEMENT
856/CHENP/2006 A (856/CHENP/2006)
Filed on 2006-03-10
Publication date 2007-06-22
ABSTRACT A durable optical film (11) includes a polymerized optical film structure having a microstructured surface and a scratch contrast ratio value in a range of 1.0 to 1.65 or 1.0 to 1.15. These durable optical films can include a plurality of nanoparticles and a rounded prism apexes microstructure.
Applicant
3M INNOVATIVE PROPERTIES COMPANY
3M Center, Post Office Box 33427, Saint Paul, MN 55133-3427 U.S.A.
Inventor
JONES, Clinton, L.;, KOLB, Brant, U.;, GOENNER, Emily, S.;, BRADY, John, T.;, HAAK, Christopher, A.;
International Information
Classification
G02B 5/12
Publication number
WO 2005/026793
Application date
2004-09-13
Application number
PCT/US2004/029603