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Old 25-06-12, 10:42 PM
markgozz markgozz is offline
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Join Date: May 2011
Location: Suffolk
Posts: 1,197
That's really quite weird , all the technical info I have ever read on the 300mm f/4 has said that the 1.4 converter is the only one that will maintain AF .

Might have to rethink my wish list .

Mark
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