The RF 800mm F5.6 L IS USM weighs in at just 6.9 lbs and features a minimum focusing distance of 8.53ft/2.6 meters — maximum close-up magnification is a superb 0.34x, allowing wildlife image creators to fill the frame with small subjects, such as birds, at its minimum focusing distance. Optical image stabilization is up to 4.5 stops* of shake correction and includes three IS operation modes. When using the RF 1.4x or RF 2x extenders, users can experience enhanced effective focal lengths of 1,120mm and 1,600mm respectively.
• Two focus presets, with the ability to instantly switch between memorized focus distances
• Circular nine-bladed aperture providing photographers with exceptionally beautiful and soft blurred backgrounds and bokeh
• Renowned Canon L-Series durability and construction with dust and water resistance, plus fluorine coating on the front element for easy cleaning