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Old 21-07-2008, 05:08 AM
skywatcher
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skywatcher is offline
 
Join Date: May 2007
Location: france
Posts: 31
yes ,i producing a synthetic luminance with the RGB data
you can see more here

http://www.astrosurf.com/buil/iris/t...5/doc16_us.htm


and here :
http://www.astrosurf.com/buil/us/iris/iris.htm#tutorial
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