Super telephoto zoom lens series walimex pro lens mount minolta asony a lens speed 8 focal length 650 1 300 mm suitable for sensor type aps c construction zoom lens area of use close up photography animal photography focus manual focus auto focus closest focusing distance 500 cm lens type aspherical lens construction groupselements 58 minimum aperture 16 max aperture 8 lens switch afmf filter thread 95 mm coating multicoating mc weig