Sigma 24-70mm f/2.8 DG DN II Art Lens (Sony E)

Key Features:
• Designed for full-frame Sony E-mount mirrorless cameras
• Versatile 24–70mm standard zoom range
• Constant F2.8 maximum aperture
• Sigma Art-series optical performance
• 19 elements arranged in 15 groups
• Six FLD and two SLD low-dispersion elements
• Five high-precision aspherical elements
• Fast and quiet HLA linear autofocus motor
• Designed to minimize focus breathing
• 11-blade rounded aperture for smooth bokeh
• Minimum focusing distance of 17cm at 24mm
• Maximum magnification ratio of 1:2.7 at 24mm
• Aperture ring with click and lock switches
• Two customizable AFL buttons
• Zoom lock switch at the wide-angle position
• Nano Porous and Super Multi-Layer coatings