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Scope vs Lens at same focal length
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01-04-2012, 10:31 AM
luigi
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Join Date: Jun 2010
Posts: 438
Here's a quick compare:
400mm F5.6 lens + 1.4x extender on the left (FL: 560mm)
80mm ED refractor F7 560mm on the right
From my tests it was clear that the scope was sharper and provided better contrast.
Thanks for all the feedback!
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