FORGERY PREVENTION STRUCTURE, PAPER SHEETS, AUTHENTICITY IDENTIFICATION APPARATUS, AUTHENTICITY IDENTIFICATION METHOD AND PAPER SHEET PROCESSING UNIT

摘要

PROBLEM TO BE SOLVED: To make a forgery prevention structure suitable for machine identification.;SOLUTION: A forgery prevention structure for preventing forgery of paper sheets includes: a first layer in which a predetermined design is formed with a plurality of regions having different transmittance of non-visible light having a predetermined wavelength; and a second layer which is provided upper than the first layer, through which the non-visible light transmitting the first layer can transmit and in which a design different from that of the first layer is visually observably formed.;SELECTED DRAWING: Figure 3;COPYRIGHT: (C)2020,JPO&INPIT