Quote:
Originally Posted by Spookyer
I have been following the Light vortex tutorials, with his theory being you stretch the channels first and get the mean and median values similar so that when you combine them one channel doesn't overwhelm the others. If you combine first you must stretch the whole image at once, how do you stop the strongest channel dominating the image?
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I use LinearFit to match the three linear channels before combining them. An alternative is to combine the channels and do an unlinked STF stretch - you can easily check with STF what this is going to look like with a screen stretch.