Moderate wide-angle lens, equivalent to 35 mm on a fullframe camera / Built-in stepping motor provides smooth and quiet autofocus when shooting video / Circular aperture (seven blades) delivers high quality and soft backgrounds / One aspheric element and bright f/2.0 lens for low-light and soft backgrounds / Minimum focusing distance of 5.9 inch/0.15 m allows you to get close to your subjects / Angle of view (horzntl, vertl, diagnl):54� 30', 37� 50', 63� 30' / Lens Construction: 7 elements in 6 groups / Diagonal Angle of View is 63 degree 30