Thread: Main / autoguider scope alignment accuracy question.
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Old 05-08-2009, 02:16 AM
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citivolus (Ric)
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Join Date: Sep 2007
Location: Carindale
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http://www.robincasady.com/Astro/TGAD.html

Not cheap, but does what you are after when used on a side by side setup.
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