Thread: Do achromatic refractors still suffer CA with RGB imaging?
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Old 18-09-2013, 07:45 PM
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cometcatcher (Kevin)
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cometcatcher is offline 		 
Join Date: Jan 2005
Location: Cloudy Mackay
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I've noticed the blue is bloated even with best focus.

No free lunch with an APO either, as they are more expensive to purchase in the first place. Reflectors have free lunch, oh wait they have coma.

Looks like every system has a catch somewhere.
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