STRUKTURIERTER OPTISCHER FILM MIT VARIABLER PERIODE
摘要
The present invention includes a structured optical film with variable pitch peaks and/or grooves to reduce the visibility of moir+E,acu e+EE interference patterns and optical displays incorporating one or more layers of the film. The pitch variations can be over groups of adjacent peaks and/or valleys or between adjacent pairs of peaks and/or valleys.
申请公布号
DE69726847(D1)
申请公布日期
2004.01.29
申请号
DE1997626847
申请日期
1997.03.03
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY, ST. PAUL
发明人
COBB, JR.;GARDINER, E.;KOTCHICK, M.;TOYOOKA, KAZUHIKO;HIBBARD, A.