The 18%2D270mm Di II VC PZD is an astonishingly light%2C compact ultra%2Dhigh%2Dpower zoom lens with a filter diameter of %D862mm%2E Weighing in at 15%2E9oz%2E%2C this new all%2Din%2Done zoom lens is equipped with an AF unit driven by Tamron%27s new PZD %28Piezo Drive%29%2C an ultrasonic motor that delivers faster and quieter focusing when the autofocus is engaged%2E%0D%0AThe 18%2D270mm Di II VC PZD is easy to use and highly portable %2D a high%2Dpower zoom that will offer the user the versatility to shoot in a variety of situations%2E Its wide zoom range of 18%2D270mm positions the lens as an all%2Dpurpose workhorse for any photographic situation%2E%0D%0A ..