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Making a CDK astrograph
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19-10-2020, 09:02 AM
Stefan Buda
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Join Date: Jul 2013
Location: Melbourne, VIC
Posts: 837
I used a "biscuit cutter" to a depth of 25mm and then I came in from the side with a 9" diamond disc.
I haven't got a supplier for primary blanks yet. What I accumulated so far, is from the second hand market.
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