| 摘要 |
Disclosed is fluorescent ink which contains one or more fluorescent materials emitting different colors by being exposed to different excitation wavelengths, and an original material confirmation method using the same. The fluorescent ink is phase changing ink. The one or more fluorescent materials include a first fluorescent material and a second fluorescent material. [Reference numerals] (AA) Fluorescent material 1+2 (Green/Red); (BB) Excitation wavelength |
