Tokina AF 11-16mm f/2.8 AT-X Pro DX (Canon)

EF-Mount Lens/APS-C Format

17.6-25.6mm (35mm Equivalent)

Aperture Range: f/2.8 to f/22

Two Aspherical Elements

Two SD Low Dispersion Elements

Multi-Coated Elements

One-Touch Focus Clutch Mechanism

Internal Focusing Design

9-Blade Diaphragm