RF 400mm F2.8L IS USM
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Canon RF 400mm F2.8L IS USM

A high-performance super-telephoto lens with class-leading portability, performance and image quality. Ideal for sports, action and wildlife photography, when you need to keep your distance.

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.

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  • 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.

Specifications

  • 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

See full specification
Canon RF 400mm F2.8L IS USM front slant with hood

What’s in the box

  • 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

  • User Manual

Hands holding a Canon EOS R camera and a Canon RF 24-105mm F4-7.1 IS STM lens.

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  1. According to CIPA standard tests
  2. Canon research, as of Spring 2021