Thread: "Squaring" a focusser
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Old 08-01-2010, 12:04 PM
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DavidU (Dave)
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Join Date: Jul 2007
Location: melbourne
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Yes I saw you checking the laser in a V block at Snake Valley.
Also, It actually doesn't matter if the primary is out of collimation doing it like this. As long as the secondary is spot on.
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