A polarizing plate protective film, a method of manufacturing the same, a polarizing plate and optical products with antireflection

The present invention, on at least one surface of the base film made of a resin material, a polarizing plate protective film antireflection layer laminated directly or through other layers, the photoelastic coefficient of the substrate film 9 × According to the present invention, even when placed under high temperature and high humidity environment for a long time, warpage or deformation, a polarizing plate protective film and a method of manufacturing the same strain or the like is hard to occur structure and with antireflection optical product comprising a polarizing plate and polarizing plate are provided.