Liquid crystal display device and method of manufacturing backlighting light guide panel therefor
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United States of America Patent
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Oct 5, 1999
Grant Date -
N/A
app pub date -
Jan 30, 1997
filing date -
Feb 2, 1996
priority date (Note) -
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Abstract
A light guide panel and liquid crystal display device including a liquid crystal cell array, a light guide panel or plate disposed on a rear surface of the liquid crystal cell array, and a light source disposed at a lateral side of the light guide panel or plate. The light guide panel or plate has a light incident surface on which light rays emitted from the light source are incident, a light-transmissive surface through which the incident light rays exit the light guide panel or plate toward the liquid crystal cell array, and a plurality of reflecting slant portions for directing the incident light rays toward the light-transmissive surface, wherein the reflecting slant portions are constituted by convexes or concaves which are substantially rectangular in plan view and substantially trapezoidal in sectional view.
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