▎ 摘　　要

NOVELTY - A graphene coated line polarizing beam splitter plane light wave substrate has substrate plate whose outer part is coated with graphene and polyhedron shaped vanadium dioxide particles. USE - Graphene coated line polarizing beam splitter plane light wave substrate. ADVANTAGE - The substrate utilizes graphene for changing dielectric coefficient and electrical conductivity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a method for tuning graphene coated line polarizing beam splitter plane light wave substrate.