The photochromic synthetic resin object with increased contrast as well as a reduction of the scattering effects and dazzling

摘要

The present invention relates to a photochromic synthetic resin object, comprising two transparent plastic parts, between which a polarization foil or light-polarizing layer is provided, while in a transparent plastic part at least one photochromic dye and in the other transparent plastic part at least a contrast-increasing agent is introduced or wherein at least one photochromic dye and at least a contrast-increasing agent in a transparent plastic part or transparent plastics parts is introduced into both.