Pentax smc da 16 50mm f28 ed al if sdm
Super wide angle zoom lens series pentax smc da lens mounts pentax k pentax kaf2 lens speed 28 focal length 16 50 mm zoom factor 31 times suitable for sensor type aps c construction zoom lens area of use landscape photography action photography indoor photography night photography close up photography focus internal focus auto focus manual focus af motor ultrasonic motor usm reduced frame size closest focusing distance 30 cm focal length equivale