Standard zoom lens wide angle zoom lens series nikon af s nikon dx lens mount nikon f lens speed 28 focal length 17 55 mm zoom factor 32 times suitable for sensor type aps c construction zoom lens area of use landscape photography indoor photography night photography focus manual focus internal focus auto focus af motor ultrasonic motor usm reduced frame size closest focusing distance 36 cm focal length equivalent to 35mm camera 25 5 82 5 mm