Thread: Barlow, Televue Powermate?
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Old 10-09-2015, 02:03 PM
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Nikolas (Nik)
Dazed and confused

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Join Date: May 2012
Location: Melbourne
Posts: 3,508
I have the 4x and 2x powermate and can't fault them, they seem like they are just part of the eyepiece with zero to minimal degradation.
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