Thanks Greg, I had
Russell Cromans (zoomed in) version as a reference and I was chuffed as hell to even get close

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Yes, I was a bit supprised on the diff between the the ACF and the RCOS, but then there should be

, the RCOS has finally lately shown why they cost so much more

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The other secret weapons are the 3nm Ha and PME (stability required for the now-usual 20min subs on that filter) of course, it all counts

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