PRISM SHEET FOR BACKLIT DISPLAY THAT REDUCES MOIRE INTERFERENCE
Application 2199/CHENP/2007 published 2007-09-07, filed 2007-05-22
A film for use with a backlit display has prismatic structures on one surface. The structures have a serpentine shape, wherein the serpentine shape has an average amplitude and an average period and the average amplitude and average period are chosen to reduce visible moire interference.
Applicant
1)3M INNOVATIVE PROPERTIES COMPANY
:3M CENTER, P O BOX 33427, SAINT PAUL, MN 55133-3427. U.S.A.
Inventor
1)CAMPBELL, ALAN, B
International Info
Classification: G02B 5/04
Publication Number: WO 2006/057751 A1
Application Date: 2005-10-25
Priority Information
10/994,571 U.S.A. 2004-11-22