One can hardly expect that an objective of this class but weighs nothing for what it is but it does very easily. I am personally very excited about it, the autofocus motor is running correctly and quickly and also the zoom is slightly out of hand. In addition, you have to let it rest for enough space his hand on the zoom ring währed Camera autofocusses (the focus ring rotates in the process so make sure that you do not have too far forward, the hand and those blocked!)
