The 18 55mm f35 56 is stm zoom lens features canons stm stepping motor design to ensure fast accurate and more importantly quiet operation with a focal length of 29 88mm in 35mm format the lens wide zoom range is suitable for general photography including landscapes and portraits while its minimum working distance at 025m 25cm is great for close ups image stabilisation reduces camera shake and blur and allows shooting at shutter speeds up to four stops slower than normal its li