nih, ada yang pernah pake canon 17-55 f/2.8 IS, Tamron 17-50 f/2.8, dan sigma 17-70 f/whatever
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http://forums.dpreview.com/forums/re...age=28 311253
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--I just got the Tamron 17-50 and love it. I have owned the 17-55 2.8 IS and I think this Tam is sharper. I have also owned the Sigma 17-70 and thought ti was a great lens also. But it's only advantage I can see is the reach other than that I will take the Tamron
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