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Canon EF 200-400mm f / 4L IS USM Extender 1.4x - professional 200-400mm zoom with constant f/4 maximum aperture. A built-in extender increases the focal length by 1.4x to 280-560mm. 4-stop Image Stabilizer for maximum sharpness. Intuitive controls for ease of use.
Enhanced Super Telephoto Performance
Professional 200-400mm zoom with constant f / 4 maximum aperture. The built-in extender increases the focal length by 1.4x to 280-560mm.
Sharpness in all conditions
Image Stabilizer (IS) technology allows you to shoot at shutter speeds up to four times slower than commonly, avoiding camera shake. Three Image Stabilization (IS) modes are available for efficient panning and instant stabilization only at the moment of exposure.
Durable, lightweight construction
The use of magnesium alloy provides strength and reliability without increasing the weight of the device. The lens is dust and moisture resistant, and the fluorine coated optics are easy to clean.
Fast Intelligent Focus
Fast, virtually silent autofocus is achieved with a ring-type ultrasonic motor. Control focus with manual focus override and focus pause and focus control systems on the lens barrel. Power Focus is also available for EOS movie shooting.
