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LIGHT TURNING DEVICE WITH PRISMATIC LIGHT TURNING FEATURES

  • US 20100053148A1
  • Filed: 09/01/2009
  • Published: 03/04/2010
  • Est. Priority Date: 09/02/2008
  • Status: Active Grant
First Claim
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1. A light guide apparatus, comprising:

  • a light guide body formed of a light propagating material supporting propagation of light through a length of the light guide body, the light guide body defined by a plurality of exterior surfaces,wherein a first of the exterior surfaces comprises;

    a first plurality of spaced-apart slits configured to redirect light incident on the light guide body, each slit formed by an undercut in the first exterior surface; and

    wherein a second of the exterior surfaces comprises;

    a second plurality of spaced-apart slits configured to redirect light incident on the light guide body, each slit formed by an undercut in the second exterior surface.

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