Quote:
Originally Posted by multiweb
Probably seeing as well but I need to take the guess work out of the focus. I'm trying to work out a quantitative, repeatable way to do it.
I haven't measured exactly as I've been changing filters and adapters quite often but in general I'm between 7.9m and 8.2m.
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Wow - I haven't poked my head above 5000 mm yet with my Mewlon 210, never had the seeing to support it.
Must give the longer fl a go on a better night.
Cheers
Dennis