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Messier 27 by Joerg Grosse-Kracht

Equipment item: filter.

Showing 1-4 of 4

Topics		Participants	Replies	Views	Created
	Filters in a Bortle 2 (nearly Bortle 1) Site Optolong L-eNhance Astrodon SII 3nm Acquisition +2 Jerry Gerber Last post: JohnHen		10	614	Jun 29, 2023
	Sell Astrodon narrowband filters Ha-5nm, OIII-3nm, SII-3nm in 31mm Astrodon H-alpha 5nm Astrodon OIII 3nm Astrodon SII 3nm +2 Florian_Neumann-Pieper Last post: Florian_Neumann-Pieper		4	649	Aug 25, 2022
	Sell Atik 383l+ with ZWO 8x31mm filter wheel with Astrodon LRGB HSO 31mm filter Astrodon H-alpha 5nm Astrodon OIII 3nm Astrodon SII 3nm +2 Florian_Neumann-Pieper Last post: Florian_Neumann-Pieper		9	1.4k	Jul 13, 2022
	Conversion of Astrodon filters from 1.25 to 31mm by Optical Structure, One filter destroyed Astrodon SII 3nm Equipment Filters +1 Erik Guneriussen		0	83	Sep 17, 2020

Showing 1-4 of 4