Sigma 150mm F2.8 Macro

Discussion in 'Photography Equipment & Products' started by rjackjames, Feb 15, 2009.

  1. rjackjames

    rjackjames TPF Noob!

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    I have been using the 150mm Sigma macro for about a week now and notice the AF is really slow? Is this normal? I tried using this lens on a sunnday day and the AF still slow? Do i have a bad copy of this lens?
     

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