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Light pipe having a structure of enhancing an emission of a light

  • US 20080037943A1
  • Filed: 12/27/2006
  • Published: 02/14/2008
  • Est. Priority Date: 08/11/2006
  • Status: Abandoned Application
First Claim
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1. A hollow light pipe comprising:

  • a base pipe comprising a structured inner surface and a substantially smooth outer surface; and

    a plurality of diffusive particles disposed on the outer surface.

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