LIGHT EMITTING PANEL ASSEMBLIES

  • US 20070153549A1
  • Filed: 10/11/2006
  • Published: 07/05/2007
  • Est. Priority Date: 06/27/1995
  • Status: Active Grant
First Claim
Patent Images

1. A light emitting panel assembly comprising at least one light source, an optical panel member having at least one input edge for receiving light from a light source, the panel member having front and back sides and a greater cross sectional width than thickness, both the front and back sides having a pattern of light extracting deformities that are projections or depressions on or in the sides to cause light to be emitted from the panel member in a predetermined output distribution, where the pattern of light extracting deformities on or in at least one of the sides varies along at least one of the length and width of the panel member and at least some of the light extracting deformities on or in one of the sides are of a different type or shape than the light extracting deformities on or in the other side of the panel member.

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