Both object wave and referencewave 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 referencewave both should be uniform, in rainbow holograph, and especial 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板的拍摄都具有重要意义。
3
Since a normal incidence plane wave is used as the referencewave, the difficulty and complexity of phase aberration and phase unwrapping of DHM are remarkably decreased.