Thread: Collimating by hand vs Orion tool
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Old 25-07-2021, 08:19 AM
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Outcast (Carlton)
Always gonna be a NOOB...

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Join Date: Oct 2008
Location: Cairns, Qld
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Most basic, simple & comprehensive collimation guide I have ever come across:

https://www.astro-baby.com/astrobaby...ian-reflector/
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