Super telephoto zoom lens series olympus standard olympus zuiko digital lens mount four thirds 43 lens speed 4 focal length 70 300 mm zoom factor 43 times suitable for sensor type four thirds 43 construction zoom lens focus manual focus auto focus af motor no internal af motor reduced frame size closest focusing distance 96 cm focal length equivalent to 35mm camera 140 600 mm lens type ed lens construction groupselements 1014 number of