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Old 27-05-2012, 05:04 PM
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alocky (Andrew lockwood)
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Join Date: Aug 2010
Location: perth australia
Posts: 1,291
Here we go. You want to make sure you get enough backfocus in the system after you add in a 2" diagonal. The ring in the middle of mine is an unecessary complication introduced by the fact that either I wasn't clear enough in my instructions, or the machinist wasn't listening very carefully.
cheers,
Andrew.
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