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Light emitting panel assemblies

  • US 20050072032A1
  • Filed: 06/23/2003
  • Published: 04/07/2005
  • Est. Priority Date: 06/27/1995
  • Status: Active Grant
First Claim
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1. An optical assembly comprising at least one light emitting panel member having at least one input edge for receiving light from at least one light source, and at least one pattern of individual optical deformities on or in at least one surface area of the panel member for producing at least one light output distribution from the panel member, each of the deformities having a length and width that is quite small in relation to the length and width of the panel member, at least some of the deformities having at least one well defined surface, the at least one light output distribution having a form or shape of at least one of text, graphics, logo or image.

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