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Making a 6 inch f2.8 dob
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07-10-2018, 02:18 PM
Merlin66
(Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,904
I agree with Rod...
Keep grinding until there are no visible pits when using a loupe.
Mark the rear of the mirror where the pits are seen with texta to help you check that area later....
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