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Shifting spectral content in solid state light emitters by spatially separating lumiphor films

  • US 8,264,138 B2
  • Filed: 01/19/2007
  • Issued: 09/11/2012
  • Est. Priority Date: 01/20/2006
  • Status: Active Grant
First Claim
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1. A lighting device, comprising:

  • at least one solid state light emitter; and

    at least first and second lumiphors, said second lumiphor comprising at least one luminescent material and at least one binder, said second lumiphor spaced from said first lumiphor, said first lumiphor in direct contact with said solid state light emitter, at least a portion of said first lumiphor between said solid state light emitter and said second lumiphor.

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