| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a technique for preventing a printing forgery of printed matters such as printed matters of valuable papers and stocks and various commercial printed matters, which is capable of suppressing copy reproducibility by an ordinary monochrome or color copying machine, by using an image forming body with a hologram which has functions of preventing the forgery and color photocopying, has high security, excels in decorativeness and facilitates judgment of authenticity even with respect to a reproduced forged matter prepared by copying or scanning by a scanner. <P>SOLUTION: The image forming body with the hologram has a hologram forming layer and a line pattern forming layer having a concealed pattern constituted of lines. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
