Alignable diffractive pigment flakes.
JDS Uniphase Corporation has obtained a patent for an image formed on a medium. The image is comprised of a first region including a first plurality of diffractive pigment flakes each having a diffractive structure that forms a pattern of lines or grooves, wherein most of the first plurality of diffractive pigment flakes are oriented in a selected first orientation such that the lines or grooves of the flakes are substantially parallel to each other and a second region.
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|Title Annotation:||Patents Update|
|Date:||Oct 1, 2008|
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