Capture your best wildlife, sports and action photos yet with this portable 400mm super-telephoto lens – built for RF mount cameras. A fast f/2.8 aperture and optical IS make this a great low-light performer. Advanced AF keeps even fast-moving subjects pin sharp, for breath-taking image quality.See full specification
Even at its maximum f/2.8 aperture, sharpness is exceptional right across the frame. This is due to the use of Fluorite and Super UD glass plus ASC and Super Spectra coatings.
When capturing fast action, the lens focuses quickly and confidently. A dual power focus drive offers faster AF with compatible cameras.
The RF 400mm F2.8L IS USM is great in low light, with a large f/2.8 max aperture and an IS system offering 5.5 stops of protection from camera shake.1
The lightest 400mm f/2.8 lens available for mirrorless cameras2 is easy to take with you. Full-time MF lets you adjust focus and AF start/stop buttons are intuitive to find.
With its legendary L-series build quality and heat-reflecting white finish, this is a lens you can use confidently whatever the weather – from rainy football pitches to dusty safari trips.
For excellent low-light performance and depth-of-field control
Built in optical IS providing 5.5 stops of protection against blur from camera shake
A dual powered ring-type USM focusing drive is backed up by a high-speed CPU and optimized AF algorithms for quick, quiet focusing
The RF 400mm F2.8L IS USM makes use of fluorite glass in its construction for increased image resolution and contrast
Even in tough lighting conditions, ghosting and flare is minimised by our Air Sphere Coating technology
Three manual-focus speeds are available, for precise control. Full Time MF allows adjustments to be made without switch focus modes
Store two focus presets for quick recall, saving time when you need to react fast and letting you pull focus when shooting video
The RF 400mm F2.8L IS USM attaches directly to your EOS R series camera without an adapter, letting you take advantage of its advanced image quality
RF 400mm F2.8L IS USM
Lens Dust Cap RF
Drop-In Screw Filter Holder 52 (WIII) With 52mm Protect filter
Lens Cap E-180E
Lens Hood ET-155 (WIII)
Lens Soft Case LS400
Lens Wide Strap B
Our lens selector will take you through our range of lenses and help you find the perfect match for you and your EOS camera.