Super zoom lens series pentax smc da lens mounts pentax k pentax kaf lens speed 35 focal length 35 mm zoom factor 75 times suitable for sensor type aps c construction zoom lens area of use landscape photography street photography focus internal focus auto focus manual focus af motor no internal af motor reduced frame size closest focusing distance 40 cm focal length equivalent to 35mm camera 28 210 mm lens type aspherical lens construction grou