2014-12-12 17:01:03
It is important for us to prepare good paper for printing by blacklight.
 
About printing paper.
Normal paper include Fluorescent Whitening Agent.
Fluorescent Whitening Agent make paper more white under the sunlight(uv).
So we can't see true color of blacklight ink under the blacklight.

   It's too easy for you to distinguish difference of paper.     
Paper color change blue white under the blacklight.

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