POLARIZING PLATE AND OPTICAL RETARDATION PLATE WITH YAG(YTTRIUM-ALUMINUM-GARNET) SUBSTRATE FOR COLOR LIQUID CRYSTAL PROJECTOR, AND POLARIZING BEAMSPLITTER MADE OF YAG SUBSTRATE

摘要

PROBLEM TO BE SOLVED: To provide a polarizing plate, an optical retardation plate and a polarizing beamsplitter to obtain a color liquid crystal projector being excellent both in brightness and in durability.;SOLUTION: The polarizing plate and the optical retardation plate both with a YAG substrate for the color liquid crystal projector using the YAG substrate as a supporting body, and the polarizing beamsplitter made of the YAG substrate for a color liquid crystal are provided.;COPYRIGHT: (C)2002,JPO