Quote:
Originally Posted by Shano592
Would a Barlow help to dim the view? (A genuine question from me, as I haven't used one.) I know they extend the focal ratio, and in my head, that makes the image "slower," therefore dimmer.
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Yes it would. Its like halving your EP focal length (if a X2 barlow). But you only want to turn up the magnification if the seeing conditions are good enough. My Televue 4.8mm Nagler rarely gets used since the conditions never suit that magnification.