| 摘要 |
PROBLEM TO BE SOLVED: To obtain a color hologram having the variety of design, and excellent design performance by which a recorded color pattern is changed depending on a viewing direction. SOLUTION: This color hologram 2 is constituted by multiply recording or superposing two or more volume type holograms 14B, 14G and 14R diffracting light beams whose wave length is mutually different each other, and the reproducing positions of the reproducing patterns 1R, 1G and 1R of the holograms 14B, 14G and 14R are recorded so as to be mutually different.
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