Thread: Awesome image of Horsehead with QHY600 and C11 RASA
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Old 19-05-2020, 05:53 PM
AnakChan (Sean)
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Join Date: Sep 2014
Location: Perth
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I’m intending to use the Antlia filters, but my primary scope is an F10 (and secondary F4.9). Would the Antlia still be suitable for my scopes of such focal ratio?
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