Sigma Global Vision – Art
Molded Glass Aspherical Element
Special Low Dispersion Glass Elements
Large Diameter Lens
Super Multi-Layer Coating
Floating System
Hyper Sonic AF Motor
Other Lens Features
- A rounded nine-blade diaphragm helps to produce an attractive out-of-focus quality.
- The lens is constructed using a Thermally Stable Composite (TSC) material, along with traditional metals, for greater precision and use in wide temperature variations. The outside of the lens barrel is also engraved with the year of production.
- The bayonet mount is constructed from brass for ensured accuracy and durability.
- The included lens hood is fitted with a rubber connection for a secure fit.
- This lens is compatible with the optional Sigma USB Dock for fine-tuning different lens characteristics and updating its firmware.
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