Standard, ƒ/2.8, 29.3 oz
Sigma 24-70mm F2.8 DG DN Art for Sony E Lens ,Black
Amazon
Sigma 24-70mm F2.8 DG DN Art Lens for Sony E, Bundle with ProOptic 82mm Filter Kit, Lens Shade, Lens Wrap, Lens Cleaner, Cleaning Kit, PC Software Kit, DG-NEX Tube Set
Abt Electronics
Sigma 24-70mm F2.8 DG DN Art Lens For Sony E-Mount
Adorama
Sigma 24-70mm F2.8 DG DN Art Lens for Sony E