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Enhanced LCD backlight

  • US 20060056166A1
  • Filed: 09/09/2005
  • Published: 03/16/2006
  • Est. Priority Date: 09/09/2004
  • Status: Active Grant
First Claim
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1. A light guide comprising:

  • a) at least one input surface and output surface wherein incident light exits the light guide when the total internal reflection condition is not satisfied; and

    b) a first scattering region disposed to receive light from the input surface and direct light to the output surface, comprising a continuous phase material of refractive index nx1 and a first dispersed phase material of refractive index nx2 wherein |nx1

    nx2|>

    0.001 and one or more of the first dispersed phase domains are non-spherical in shape.

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