LIGHT GUIDE PLATE, SURFACE LIGHT SOURCE DEVICE, TRANSMISSION-TYPE IMAGE DISPLAY DEVICE, METHOD OF DESIGNING LIGHT DISTRIBUTION PATTERN FOR LIGHT GUIDE PLATE, AND METHOD OF MANUFACTURING LIGHT GUIDE PLATE
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United States of America Patent
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Issued Date -
Nov 15, 2012
app pub date -
Mar 6, 2012
filing date -
May 13, 2011
priority date (Note) -
Abandoned
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Abstract
A light guide plate 1 according to an embodiment of the present invention is a light guide plate in which light reflective dot are formed on at least one surface S2 of a light guide substrate 11, wherein the plurality of light reflective dot 12 are formed on grid points for printing targets, the grid points being regularly arrayed in a two-dimensional pattern, in each of individual regions obtained by dividing the at least one surface S2 of the light guide substrate 11 into the plurality of regions, and wherein some of the light reflective dot 12 are eliminated in each of the individual regions.
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