| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a stereoscopic colored crest using a hologram which can not be forged by a color copy machine or a diffraction grating picture forming apparatus. <P>SOLUTION: The stereoscopic colored crest is at least two stereoscopic linear patterns 1, 2 when being seen partially in the hologram and is reproducibly recorded and produced so as to have the parts at which at least one linear pattern of at least the two stereoscopic linear patterns 1, 2 intersects the other linear pattern on the fore side and the parts at which at least the one linear pattern intersects the other linear pattern on the back side by one point or more, respectively. <P>COPYRIGHT: (C)2004,JPO</p> |
