Thread: GSO 10:1 Focuser tune up
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Old 12-06-2011, 10:07 AM
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multiweb (Marc)
ze frogginator

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Join Date: Oct 2007
Location: Sydney
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Great write up and photos Steve. That little indent is part of the shaft. I've seen it on all my GSO 10:1 even one brand new. I think it stops the shaft from sliding sideways.
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