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Spectrogon manufactures and develops optical filters, optical coatings and holographic diffraction gratings
al mirrors  aluminium mirrors  au mirrors  bbar coatings  broad bandpass filters  longwave pass filters  mulitlayer filters  shortwave pass filters  Spectrogon  stock filters  surface mirrors  vcoating  vis filters  wide bandpass filters 
www.spectrogon.com - 2009-02-06
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first surface mirrors
infrared filters
filters
thin film coatings
front surface mirror
diplexers
optical pigments
optical filters
bandpass filters
first surface mirror
fluorescence filters
optical coatings
custom optics
raman filters
notch filters
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