Thread: MORAVIAN G2-8300ccd WITH EXTERNAL FILTER WHEEL OR QSI 683WS- 8 ccd
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Old 22-08-2013, 10:19 PM
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allan gould
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allan gould is offline 		 
Join Date: May 2005
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Quote:
Originally Posted by h0ughy View Post
do you use a reducer on the 10"
Sometimes, but the field is flat either with or without f6.3 reducer. Any slight vignetting removed by flats.
Allan
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