| http://www.w3.org/ns/prov#value | - With the light emitting pattern 10 structured as described above, light introduced into the light guide plate 2 from the light entrance surface 2 a and incident on the first inclined face 1 a is reflected in such a direction so as to be incident on the top surface 2 d of the light guide plate 2 at an angle reduced by about 2 ??a.
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