Macro lens telephoto lens series walimex pro lens mount nikon f lens speed 8 focal length 500 mm suitable for sensor types aps c full frame construction prime lens area of use macro photography close up photography animal photography focus auto focus manual focus af motor no internal af motor max magnification 13 closest focusing distance 170 cm lens type aspherical lens construction groupselements 67 minimum aperture 22 max aperture 8 l