Thread: If You Could Have Only One Tool To Collimate A Newtonian What Would It Be?
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Old 07-06-2024, 10:53 PM
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ChrisV (Chris)
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Catseye set. I know it's two pieces (black at and infinity) but it's in a single box ...
Solid as a rock and the only thing that will accurately collimate my F4 for astrophotography!!

But all totally unnecessary at F8
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