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Luminaire having an aperature light path

  • US 7,654,686 B2
  • Filed: 11/15/2007
  • Issued: 02/02/2010
  • Est. Priority Date: 11/15/2007
  • Status: Active Grant
First Claim
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1. A luminaire comprising:

  • an output aperture having an input port and an output port defining an aperture light path, the output aperture having a top and a bottom which are not parallel to each other;

    a radiation guide having an input port and an output port and having an optical guide plane extending from the input port to the output port; and

    an array of LEDs located at the input port of the radiation guide such that light emitted by the LEDs is transmitted into the radiation guide;

    wherein the input port of the aperture operatively connects to the output port of the radiation guide and is positioned adjacent thereto such that a cross section of the output aperture is asymmetrical relative to the optical guide plane, and wherein the output aperture has parallel sides and a rectangular cross section perpendicular to the aperture light path and perpendicular to the optical guide plane extending through the aperture.

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