| 摘要 |
PROBLEM TO BE SOLVED: To provide a fine structure for attestation in which the degree of difficulty in forgery is improved, and a method for manufacturing it.SOLUTION: A fine structure for attestation includes; a first base material which reflects visible light rays and transmits infrared rays; a first pattern which reflects infrared light rays and has a region transmitting infrared light rays at least in a part; and a third base material which reflects visible light rays, and the first pattern is arranged between the first base material and the third base material. The fine structure for attestation furthermore includes a fourth base material arranged between the first pattern and the third base material. |
