Canon EF 16-35mm f/4L IS USM

Canon EF 16-35mm f/4L IS USM Lens Lens • Lens Type: L-Series Ultra-Wide-Angle Zoom Lens • Lens Mount: Canon EF Mount • Focal Length: 16–35mm • Maximum Aperture: Constant f/4 • Minimum Aperture: f/22 • Lens Construction: 16 Elements in 12 Groups • Diaphragm Blades: 9-Blade Circular Aperture • Image Stabilizer: Yes • Marketed: June 2014 Optical Design • Aspherical Elements: 3 • UD Elements: 2 • Large-Diameter GMo Dual-Surface Aspherical Element: Yes • Optimized Lens Coatings: Yes • Optical Design: Designed to reduce distortion, field curvature, astigmatism and chromatic aberration, including toward the edges of the frame. Image Stabilization • Optical Image Stabilizer: Yes • IS Effectiveness: Up to Approx. 4 Stops • Canon L-Series Wide-Angle IS: Canon identifies this as its first L-series wide-angle lens to incorporate Image Stabilization. Autofocus • AF Motor: Ring-Type USM (Ultrasonic Motor) • Focusing System: Inner Focusing • Autofocus: Supported • Full-Time Manual Focus: Supported • Closest Focusing Distance: 0.28m / 0.92 ft. throughout the zoom range • Maximum Magnification: 0.23× at 35mm Angle of View • Diagonal Angle of View: 108°10′–63° Aperture • Maximum Aperture: Constant f/4 • Minimum Aperture: f/22 • Diaphragm Blades: 9 • Circular Aperture: Yes Filter • Filter Diameter: 77mm • Filter Type: Front Screw-In • Lens Hood: Canon EW-82 Construction & Protection • Canon L-Series: Yes • Dust Resistance: Yes • Water Resistance: Yes • Weather-Resistance Note: Canon specifies dust- and water-resistant performance when used with an optional Canon PROTECT filter. • Professional Construction: Designed for demanding shooting conditions. Dimensions & Weight • Maximum Diameter: Approx. 82.6mm • Length: Approx. 112.8mm • Dimensions: Approx. Ø82.6 × 112.8mm • Weight: Approx. 615g Supplied Accessories Canon's official package listing includes: • Lens Cap: E-77 II • Rear Lens Cap: Lens Dust Cap E • Lens Hood: EW-82 • Lens Case: LP1219 • Instruction Manual