Forgery prevention medium, anti-counterfeit stickers, anti-counterfeit transfer foil and verification method

摘要

PROBLEM TO BE SOLVED: To provide a forgery preventing medium that is difficult to make a medium of similar externals though having an effect to discolor by the seen angle, and enables the truth determination by observing a peculiar appearance change by a filter.SOLUTION: There is provided a forgery preventing medium 10 that contains at least, a polarization color shifting layer 101, an absorbing layer 102 and a shape-imparting layer 103, and polarization color shifting layer 101 has an inclination.