Canon RF 400mm f/2.8L IS USM Lens

Powerful, portable and professional – the RF mount super-telephoto that lets you capture action with impact

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

rf-400mm-f2.8l-is-usm-front-slant1_gallery

rf-400mm-f2.8l-is-usm-front-slant-with-hood_gallery

rf-400mm-f2.8l-is-usm-front-slant-with-short-hood_gallery

rf-400mm-f2.8l-is-usm-side-with-cap1_gallery

Outstanding image quality
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.
Fast focusing keeps you sharp
When capturing fast action, the lens focuses quickly and confidently. A dual power focus drive offers faster AF with compatible cameras.
Low light? No problem
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
Instinctive handling
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.
Built to inspire confidence
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.

Large f/2.8 maximum aperture
For excellent low-light performance and depth-of-field control
Image Stablizer
Built in optical IS providing 5.5 stops of protection against blur from camera shake
Dual Power AF
A dual powered ring-type USM focusing drive is backed up by a high-speed CPU and optimized AF algorithms for quick, quiet focusing
Fluorite glass
The RF 400mm F2.8L IS USM makes use of fluorite glass in its construction for increased image resolution and contrast
ASC coatings
Even in tough lighting conditions, ghosting and flare is minimised by our Air Sphere Coating technology
Variable speed manual focusing
Three manual-focus speeds are available, for precise control. Full Time MF allows adjustments to be made without switch focus modes
Focus presets
Store two focus presets for quick recall, saving time when you need to react fast and letting you pull focus when shooting video
Native RF mount
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

Specifications in detail

Optical Features / Specifications

Image Size
Full Frame
Angle of View (Horzntl, Vertl, Diagnl)
5°10', 3°30', 6°10'
Lens Construction (Elements/Groups)
17/13
Special Optics
2x Fluorite, 1X SUD
Number of Diaphragm Blades
9
Minimum Aperture
32
Closest Focusing Distance (m)
2.5
Maximum Magnification (x)
0.17
Control Ring
No
Image Stabilizer OIS
5.5
Image Stabilizer IBIS x OIS
5.5
AF Actuator
Ring USM
Coatings
ASC, Super Spectra
Fluorine
Front / Rear

Accessories

Lens Cap
E-180E
Lens Hood
ET-155(WIII)
Lens Case/Pouch
Lens Soft case LS400
Rear End Cap
Lens Dust Cap RF
Extender Compatibility
Compatible with RF 1.4x & RF 2x Extenders only
Other Accessories
Canon drop-in 52mm filters
Canon Drop-In Circular Polarizing Filter 52 (WIII)
Canon Lens Short Hood ET-155B