Moderate wide-angle lens; equivalent to 35mm on a fullframe camera Builtin stepping motor provides smooth and quiet autofocus when shooting video Circular aperture (7 blades) delivers beautiful, soft backgrounds. One aspheric element and bright f/2.0 lens for low-light and soft backgrounds Minimum focusing distance of 5.9 in./0.15m allows you to get close to your subjects. Lens not Zoomable