| 摘要 |
PROBLEM TO BE SOLVED: To provide a light guide plate which improves evenness of outgoing light, and to provide a backlight unit and a display device using the same.SOLUTION: A transparent light guide plate includes at least one light incident surface opposite to a light source and a reflection plate, a light reflection surface orthogonal to the light incident surface and a light outgoing surface on a reverse surface side of the light reflection surface and, therein, a lens array in which a plurality of convex structural bodies extended in a straight line shape are arranged in parallel on the light outgoing surface is provided, concave structural bodies are arranged on the light reflection surface and the average height of the concave structural bodies near a corner part is smaller than the average height of the concave structural bodies near the center. |
