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Fractional coverage louver device for a light guide screen

  • US 20070097690A1
  • Filed: 11/01/2005
  • Published: 05/03/2007
  • Est. Priority Date: 11/01/2005
  • Status: Active Grant
First Claim
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1. A fractional coverage louver device for a light guide screen, comprising:

  • a transparent layer of material having a first surface and, parallel thereto, a second surface, and a width therebetween; and

    a plurality of louver members disposed within the transparent layer of material, each louver member having a first end and a second end, the first end adjacent to the first surface, the second end proximate to the second surface and defining a space between the second end and the second surface.

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