Sigma 28-70mm f/2.8 DG DN Contemporary Lens Mount:Leica L A rounded 9-blade diaphragm also

A rounded 9-blade diaphragm also helps create round

Relive the thrilling battles and soaring emotions alongside beautiful music and video

and also suits working in difficult lighting conditions

torrential waters

uncovering the truths behind the flow of souls

Sigma 28-70mm f/2.8 DG DN Contemporary Lens Mount:Leica L A rounded 9-blade diaphragm alsoThe 28 70mm f 2. 8 DG DN Contemporary Lens from Sigma is a versatile wide angle to portrait length zoom characterized by its f 2. 8 constant maximum aperture. The design suits working in available lighting conditions while affording increased control over depth of field. More lightweight and compact than similar 24 70mm lenses, it's optical design incorporates two FLD and two SLD low dispersion elements plus three aspherical elements that reduce a