Phosphors formulation for fluorescent lamps
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United States of America Patent
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Issued Date -
May 19, 2005
app pub date -
Dec 9, 2003
filing date -
Nov 14, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A combination of phosphors formulated to coat the inside of a fluorescent lamp to emit light having a spectral distribution to enhance effective pupil lumen comprising effective amounts of strontium boride, yttrium oxide, barium yttrium, europium, terbium, barium borate and calcium having a peak luminescence in the scotopic range.
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