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Making a 6 inch f2.8 dob
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11-10-2018, 04:26 PM
Lognic04
(Logan)
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Join Date: Mar 2016
Location: Melbourne, VIC
Posts: 889
Ok so I did the sharpie test at 25u and it is perfect contact (even dimming). I think it must have just been the channels, I dug new ones out with my fingernail.
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