Thread: Ha 7nm vs 5nm
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Old 22-09-2014, 06:08 PM
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alistairsam
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Join Date: Nov 2009
Location: Box Hill North, Vic
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Thanks for sharing Hugh, pretty big difference.
anyone know if adding an LP filter in front of a 7nm Ha, O3 and SII would help at all?

Pics attached are as expected, same 7nm Baader Ha from an LP site and a dark site. single exposure.

Cheers
Alistair
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