IR filters with high VLT and neutral color
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United States of America Patent
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May 14, 2013
Grant Date -
Jan 12, 2012
app pub date -
Jul 8, 2010
filing date -
Jul 8, 2010
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An optical filter composite is provided having effective filtering of infrared emissions, such as solar or laser emissions, while providing very high visible light transmission, preserving the ability to differentiate and recognize colors and providing a pleasing overall color as compared to the prior art. The present invention provides for filters that are formed by lamination, infusion and/or coating processes using filtering assemblies having a neutral color with high visible light transmission while also producing high levels of filtration in the infrared and near infrared range to provide effective protection against harmful emissions in these ranges while also producing a filter that has a color that is more pleasing and desirable to the wearer.
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