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Fluorescence conversion medium and display device comprising it

  • US 6,641,755 B2
  • Filed: 07/29/2002
  • Issued: 11/04/2003
  • Est. Priority Date: 11/20/1998
  • Status: Expired due to Term
First Claim
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1. A fluorescence conversion medium comprising fine particles containing a fluorescent coloring matter dispersed in a binder resin, the fluorescent conversion medium being capable of absorbing light from a light emitter to emit visible fluorescence, wherein fine particles having a particle size of at most 500 nm account for at least 80% by weight of all the fluorescent coloring matter-containing fine particles.

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