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Old 10-05-2007, 12:07 PM   #7
NatCh
Gizmologist
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Quote:
Originally Posted by obelix View Post
A plastic sheet with 10 micron scratches (triangular), seprated by 100 micron gaps. This design perfectly direct light to the page at the same time being transparent. In contrast to LightWedge, the thickness of the plate can be thin.
I'd really like to know more about that myself.
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