Lichtdiffusieplaat, oppervlaklichtbron inrichting en vloeibaar kristal weergave inrichting.

摘要

The present invention provides a light diffuser plate capable of emitting light with high uniformity in luminance. A light diffuser plate 3 of the present invention has a relief structure section 4 consisting of a plurality of triangular ridges having a triangular cross section disposed on at least one side thereof, wherein the relief structure section 4 comprises first triangular ridges 6 of an isosceles triangular shape having a vertex angle alpha of 50 to 70 degrees and second triangular ridges 8 of an isosceles triangular shape having a vertex angle beta of 110 to 130 degrees.