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Old Nov 6, 2006, 2:15 PM   #10
Join Date: Jun 2003
Location: Savannah, GA (USA)
Posts: 22,378

Sigma lenses do tend to have more issues than other brands.

Looking through some of the user reviews for it at, I see one user report that Sigma was able to rechip one of them to work (apparently, the first batch of lenses were made before they ironed out the compatibility issues).

See the second review in the list from the top (June 16, 2006):

JimC is offline   Reply With Quote