“does this lens have autofocus and where is the source of power?”

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• Yes it has auto focus and the source of power is the camera battery. Therefore it will drain you camera battery slighting faster then other lenses.

  Answered by Dnorth95 5 years ago

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• Yes, it does both manual and auto focusing. The power is obtained from the camera body.

  Answered by Nolan 7 years ago

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