Canon EF 16-35 F 2.8 IS 3

Focal Length: 16-35mm • Maximum Aperture: f/2.8 • Lens Construction: 16 elements in 11 groups • Diaphragm Blades: 9-blade circular aperture for smooth background bokeh • Minimum Focusing Distance: 0.28 meters (0.9 feet) • Filter Diameter: 82mm • Dimensions: 88.5mm (diameter) x 127.5mm (length) • Weight: 790 grams • Mount Type: Canon EF mount • Compatibility: Full-frame Canon EOS cameras