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Old 22-08-2013, 03:28 PM
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allan gould
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allan gould is offline
 
Join Date: May 2005
Location: Brisbane
Posts: 4,483
The 683WSG8 uses 1 1/4 " filters. I use the 583wsg on both my 10" and 5" scopes. Works brilliantly with both of them with never a worry.
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