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Invisible, light-transmissive display system

  • US 8,735,800 B2
  • Filed: 12/20/2010
  • Issued: 05/27/2014
  • Est. Priority Date: 07/11/2006
  • Status: Active Grant
First Claim
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1. A method of manufacturing a light-transmissive system, comprising:

  • providing a material with a first surface and a second surface;

    forming a pattern of a plurality of holes through the material between the first surface and the second surface, wherein at least a first hole of the plurality of holes is invisible; and

    providing at least one light detector adjacent the pattern for detecting light transmitted through at least the first hole of the plurality of holes.

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