DISPLAY ILLUMINATION DEVICE AND METHOD OF ENHANCING BRIGHTNESS IN A DISPLAY ILLUMINATION DEVICE
摘要
An illumination device (110) including a lightguide (112) operates under the principle of frustrate total internal reflection. The illumination device (120) includes optical elements and combinations of optical elements for enhancing the apparent brightness of the lightguide (112).
申请公布号
WO0127528(A1)
申请公布日期
2001.04.19
申请号
WO2000US24590
申请日期
2000.09.08
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
KRETMAN, WADE, D.;COBB, SANFORD;EPSTEIN, KENNETH, A.;GARDINER, MARK, E.;WORTMAN, DAVID, L.
