| 摘要 |
PROBLEM TO BE SOLVED: To prevent forgery and unauthorized copying by an excellent design property and excellent latent image revealing.SOLUTION: The printed matter includes: first image regions 71a, which are different respectively and are sandwiched by two adjacent first lines 2a wherein an original image 1 is divided in parallel by the first lines 2a; second image regions 71b sandwiched by the adjacent first image regions 71a and adjusting the original image 1; first latent image regions 72a, which are different respectively and are sandwiched by two adjacent lines wherein the original image 1 is divided in parallel by second lines 2b of which characteristics are different from those of the first lines 2a, and second latent image regions 72b sandwiched by the adjacent first latent image regions 72a and adjusting the original image 1. |
