SIGMA Art 18-35 mm f/1.8 DC HSM - Zoom lens Type: Wide Angle Zoom Focal Length: 18 - 35 mm Camera Mount: Canon EF Aperture: Maximum: f/1.8 Minimum: f/22 Compatibility: Canon Digital SLR Cameras Diameter: 72 mm Focus Type: Auto Focus Filter thread (Diameter): 72 mm
