Authenticity discriminating method and reader authentication object authenticity, authenticity authentication chip

摘要

and methods of card, paper money, securities susceptible to forgery, etc., to determine the authenticity of the objects and structures of the object that requires authentication authenticity. Install the authenticity authentication chip having structural color developers which are irregularly arranged on the card is detected by the light detecting element arranged in the structural color developers, and performs authentication judgment or individual card identification. Certification of authenticity, and authentication by reading the information of the authenticity authentication chip, which is provided on the card to the card after capture card or during capture. I is formed by a thin layer of transparent resin or flakes, of the transparent resin is structural color expression body. To determine the authenticity of the authenticity certification chip by conducting the plane form using the camera or the like is read, to observe the distribution of the structural color. In addition, it is possible to perform linear reading, by changing the reading part in association with movement of the card in the card during capture, the shape of the read line can be employed straight lines or curves of any.