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STITCHES ELIMINATION STRUCTURE AND METHOD TO PROVIDE THE SAME

  • US 20090162015A1
  • Filed: 11/26/2008
  • Published: 06/25/2009
  • Est. Priority Date: 12/19/2007
  • Status: Active Grant
First Claim
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1. A planar illumination area comprising:

  • a first light-guide element comprising a first out-coupling region; and

    a second light-guide element comprising a second out-coupling region, at least a portion of the second out-coupling region overlapping at least a portion of the first out-coupling to define an overlapping region having an area,wherein the overlapping region emits a substantially uniform light output power over the area.

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