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Old 30-07-2016, 12:48 AM
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andyc (Andy)
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Join Date: Dec 2011
Location: Sydney
Posts: 1,008
Hi Holly, thanks! It's not very sophisticated - I have a Televue 3x Barlow stacked with an 20-year-old Meade Series 4000 2x Barlow to get out to that focal ratio.
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