FlyerTalk Forums - View Single Post - Canon EF 70-300 IS USM vs Canon EF 75-300 non USM non IS
Old May 28, 2012 | 7:58 pm
  #8  
rkkwan
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I disagree about the 2.8 being too heavy and create shake. At least not for me. It's well balanced on my 5D and 7D. It is however heavy TO CARRY AROUND, especially when traveling.
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