Dimensions(Length x Diameter) 219mm x 104.4mm / 8.6 in. x 4.1 in. Weight 1970g / 69.5 oz. Notes Image Stabilized. Available AF Mounts: Canon, Nikon, Pentax, Sigma, Sony. Included Accessories: Case ...

Sigma's CEO Kazuto Yamaki has spoken in depth about the development of a pair of new lenses in a Youtube interview with ...