Thread: Comparision - Canon 200 f2.8 and Canon 70-200 f2.8
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Old 22-06-2008, 10:23 AM
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[1ponders] (Paul)
Retired, damn no pension

[1ponders] is offline 		 
Join Date: Nov 2004
Location: Obi Obi, Qld
Posts: 18,778
Gee Terry, another one to save up for.

Terry, how do you "measure" for decentering? Is it simply through observation of the lens attached to the camera or do you have a magic gizmo to do the job?
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