Light source unit with phosphor element
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United States of America Patent
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Sep 1, 2015
Grant Date -
Apr 18, 2013
app pub date -
Jun 24, 2010
filing date -
Jun 24, 2010
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Abstract
A light source unit comprising: a pump light source (1) for an emission of pump light (2), a phosphor element (3) for a conversion of said pump light (2) into converted light (4), an optical system (6) for transmitting at least a part of said converted light (4) for further use, wherein at least a part of said pump light (2) is coupled into said optical system (6) and transmitted by said optical system (6) to said phosphor element (3) for said conversion.
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