Sigma 19mm f28 dn sony nex black
Wide angle lens series sigma dn sigma art lens mount sony e mount lens speed 28 focal length 19 mm construction prime lens area of use indoor photography night photography landscape photography close up photography focus internal focus auto focus manual focus af motor linear motor voice coil motor circular aperture max magnification 17 4 closest focusing distance 20 cm focal length equivalent to 35mm camera 28 5 mm lens type aspherical lens cons