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Old 15-02-2009, 06:05 PM
Eris (Gerard)
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Eris is offline
Join Date: Mar 2007
Location: Mount Barker SA
Posts: 519
Using a C11 at F3.3 with an ST2000

Hi everyone,

Can anyone tell me how the bad the vignetting would be when using a C11 with a Meade f3.3 focal reducer and a SBIG ST2000? I hear it's ok with a DSI but what about the ST2000?


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