Thread: Sigma 100-300 EX and 50-500 Opinions Please
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  #6  
Old 16-05-06, 18:51
jammie*dodger jammie*dodger is offline  
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Join Date: Mar 2006
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From what I've heard the 50-500 is too slow for Airshows. The f6.3 needs great light to work well.
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