Light guide panel and plane illuminator apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 16, 2001
Grant Date -
N/A
app pub date -
Nov 10, 1998
filing date -
Dec 29, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A light guide panel includes a front surface portion, a back surface portion located on the opposite side of the front surface portion, and an incidence end surface portion located on one side of the front and the back surface portions. The incidence end surface portion is configured for introducing light from a light source into the light guide panel. A plurality of optical elements are randomly disposed on the front and/or back surface portions. The optical elements typically have a maximum diameter in a range from 10 .mu.m to 150 .mu.m and are configured for emanating light propagating in the light guide panel from the front surface portion and/or back surface portion to the outside of the light guide panel.
First Claim
Family
International Classification(s)
Cited Art Landscape
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