09-28-2011, 10:14 PM
Obviously, one is a f/2.8 all the way, the other is OS and a bit more
focal length. it really depends on your needs.
focal length. it really depends on your needs.
Sigma doubt
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Sigma doubt - by Guest - 09-28-2011, 04:48 PM
Sigma doubt - by Rainer - 09-28-2011, 10:14 PM
Sigma doubt - by joachim - 09-28-2011, 10:33 PM
Sigma doubt - by Guest - 09-29-2011, 12:31 AM
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