Patent ID: 6803977
Filing Date: 2004-10-12
Classification: G02B,G02F

Abstract:
A liquid crystal display apparatus comprising:a light conductor plate; a light source arranged on a side surface of the light conductor plate so as to light a liquid crystal cell arranged on a front surface side of the light conductor plate from a back surface side thereof; and said light conductor plate having an incident surface for a light from the light source, a light emitting surface for emitting the input light to the liquid crystal cell, and a plurality of dots constituted by small projecting portions or small recess portions for changing a moving direction of the light from the incidence surface toward a direction of the light emitting surface, said dots being formed in the light emitting surface and a surface of the light conductor plate opposite to the light emitting surface with each of said dots having a height or depth within a range of 2 to 100 &mgr;m.