- EF-Mount Lens/Full-Frame Format
- Aperture Range: f/1.4 to f/16
- Three FLD Elements Two SLD Elements
- One Aspherical Element
- Super Multi-Layer Coating
- Hyper Sonic AF Motor Manual Override
- Weather-Sealed Protective Front Coating
- Rounded 9-Blade Diaphragm
- Removable Rotating Arca-Type Tripod Foot
- Compatible with Sigma USB Dock