Thread: Achromat vs Mak
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Old 05-03-2020, 09:52 AM
Bobbyoutback's Avatar
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Bobbyoutback is offline
Join Date: Oct 2009
Location: Broken Hill
Posts: 283
Beware of the Synta 127mm Mak's as there real aperture may be 120mm or less , the 150mm used to be around 141mm but the design has now been addressed to an actual 150mm !

Much talk about this on CN forum .
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