- Aperture Range: f/1.4-16
- Hyper Sonic Motor (HSM)
- Floating Internal Focus System
- Minimum Focusing Distance: 11.8"
- Anti-Flare Super Multi-Layer Coating
- USB Dock: Adjust AF & Update Firmware
- Special & "F" Low Dispersion Elements
- Front Filter Thread Diameter: 67mm
- SIGMA Optimization Pro Software
- 9x Circular Aperture Blades

- Completely redesigned and reengineered
- Exceptional Image Quality
- Incredible focal point sharpness when wide open
- Pairs well with Pro-Level DSLR’s MTF A1-tested
- Front & rear lens caps and lens hood (LH830-02) is included
- Hyper Sonic Motor (HSM)
- Special Low Dispersion (SLD) glass
- Super Multi-Layer coating
- USB Dock Compatibility
- Typical photograhy: Travel, Wedding & Events, Portrait

• Sigma AF 24–70mm f/2.8 DG Art Lens 
• For Canon EF-mount cameras 
• 19 elements in 14 groups 
• 3 SLD and 4 aspherical lens 
• Hyper Sonic AF motor 
• Optical Stabilization 
• Super multi-layer coating 
• 9-blade diaphragm 
• Composite-material body with brass bayonet mount 
• Color: Black

• Large aperture wide-angle lens
• FLD and SLD glass elements
• Designed for Full Frame cameras
• Can work even with APS-C sensors
• Compatible with the USB dock
• Compatible with the Mount Conversion Service
• 9 Diaphragm Blades
• Lens Construction: 15 Elements in 11 Groups
• Filter size: 77mm
• Dimensions: (D x L) 3.3 x 3.6 in. (85 x 90.2 mm)
• Weight: 23.5 oz. (665 g)