| http://www.w3.org/ns/prov#value | - acteristic such as total luminous transmittance and haze that the light output portions are formed so that the length of each of the optical path changing slopes in a direction of the long side thereof is not smaller than 5 times, particularly not smaller than 8 times, more particularly not smaller than 10 times as large as the depth or height of each of the concave or convex portions.
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