Autofocus? Anyone knows if this lens is autofocus?
asked by Daniel Cardenas on November 24, 2010
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A
Yes it is, it has Canon's USM(Ultra Sonic Motor) Auto focus. This is the fastest and quietest auto focus that Canon offers.
David Uzvalok answered on January 13, 2011
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A
GREEEeeeN !
Amazon Customer answered on June 30, 2012
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