LENS ARRAY SHEET, MASTER FOR THE LENS ARRAY SHEET, METHOD FOR MANUFACTURING THE MASTER FOR THE LENS ARRAY SHEET, METAL MOLD FOR THE LENS ARRAY SHEET, METHOD FOR MANUFACTURING THE METAL MOLD FOR THE LENS ARRAY SHEET, SCREEN SHEET, AND REAR PROJECTION SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a lens array sheet, a master for the lens array sheet, a manufacturing method for the master for the lens array sheet, a metal mold for the lens array sheet, a manufacturing method for the metal mold for the lens array sheet, a screen sheet, and a rear projection system so that the screen sheet can be manufactured which can secure a wide field angle within both necessary horizontal and vertical ranges.;SOLUTION: The lens array sheet which has a plurality of microlenses arranged on at least one surface is characterized in that intervals of a plurality of convex lenses 2 are different from intervals of the centers of the lenses 2.;COPYRIGHT: (C)2004,JPO