Well, my question is. ,Is anyone doing that. I heard a while back that Celestine corrected them on the secondary and tended to leave them a bit rough and realising them "could" be the ticket to better views. I have an orange tube of the late 70s era that I would like to improve if possible
Polishing the secondary of a c14
Started by Antlerguy, 12/29/2019 06:16PM
Posted 12/29/2019 06:16PM
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