Thread: APOD Flame and Horsehead in IR
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Old 16-01-2010, 06:14 PM
Benny L (Ben)
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Benny L is offline 		 
Join Date: Dec 2005
Location: Carmel - Perth Hills
Posts: 303
astrodon has a tricolour NIR filter set a bit expensive and you'd probably need a CCD with a very high quantum efficiency

http://www.astrodon.com/products/filters/near-infrared/
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