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Flat illumination light having a fluorescent layer and a sealed pressurized vessel

  • US 6,008,580 A
  • Filed: 12/31/1997
  • Issued: 12/28/1999
  • Est. Priority Date: 01/06/1997
  • Status: Expired due to Fees
First Claim
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1. A flat illumination light, comprising:

  • a plurality of discharge electrodes formed on a first substrate with an interval between adjacent discharge electrodes being set to 50 μ

    m or smaller;

    a reflective layer and a fluorescent layer formed on a second substrate opposite said first substrate; and

    a sealed vessel formed by said first and second substrates so that said electrodes and said fluorescent layer are located on inner sides of said first and second substrates, wherein gasses of one or more kinds of He, Ne, Ar, Xe and Kr are introduced into said sealed vessel so that a pressure of said introduced gasses is above 1.0 atmospheric pressure.

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