Laser protective eyewear having improved glare protection
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United States of America Patent
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-
Jun 7, 2011
Grant Date -
May 6, 2010
app pub date -
Jan 5, 2010
filing date -
Apr 24, 2008
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A molded optical filter is provided having effective filtering of energy emissions at an optical density (OD) of greater than 4 in three energy emission bands corresponding to the wavelengths of laser emissions while preserving the wearer's ability to differentiate and recognize colors and having a pleasing overall color. The selective optical filter is a moldable polymer filter that has three dyes therein to produce sharp notch filtering ranges at about 530 nm, 700 nm and 1060 nm and a fourth color balance dye therein to adjust the overall color of the filter making it more pleasing and desirable to the wearer.
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Cited Art Landscape
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