Both object wave and reference wave should be uniform in rainbow holograph, especially in mould pressing hologram master plate of prevent falsifier label.
物光和参考光的均匀性，对彩虹全息的拍摄，特别是模压全息防伪标记母版的拍摄都具有重要意义。
2
Object wave and reference wave both should be uniform, in rainbow holograph, and especial in mould pressing hologram master plate of prevent falsifier label.