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Illumination unit

  • US 9,000,346 B2
  • Filed: 01/27/2010
  • Issued: 04/07/2015
  • Est. Priority Date: 01/27/2009
  • Status: Active Grant
First Claim
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1. An illumination unit for illuminating large areas, having a carrier device (1) to which a plurality of light emitting diodes (13) are fastened in a two-dimensional arrangement, wherein a plurality of separate reflector elements (17) are fastened to the carrier device (11) between the light emitting diodes (13),wherein the reflector elements (17) are formed from metal or from a metal-coated plastic, andwherein the reflector elements (17) are thermally conductively connected to the light emitting diodes (13) via the carrier device (11) so that the reflector elements (17) are active as a cooling device for the light emitting diodes (13).

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