| 摘要 |
PROBLEM TO BE SOLVED: To provide alignable diffractive pigment flakes, and a method and an apparatus for alignment, and images formed therefrom. SOLUTION: Diffractive pigment flakes are selectively aligned, and an image is formed. In one embodiment, flakes comprising a dielectric or semiconductor material are worked to facilitate alignment in electric field. COPYRIGHT: (C)2007,JPO&INPIT
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