CANON RF 400MM F2.8L IS USM LENS

Canon RF 400mm f/2.8L IS USM Lens Key Features

• Professional Super Telephoto L-Series Prime Lens

• Canon RF Mount Compatibility

• Full-Frame & APS-C EOS R Camera Compatible

• 400mm Fixed Focal Length

• 640mm Equivalent on APS-C Cameras

• Ultra-Bright f/2.8 Maximum Aperture

• Optical Image Stabilization (Up to 5.5 Stops)

• Dual Nano USM Autofocus System

• Fluorite and Super UD Optical Elements

• Air Sphere Coating (ASC)

• Super Spectra Coating (SSC)

• Customizable Electronic Focus Ring

• Dust & Moisture Resistant L-Series Construction

• Two Customizable Lens Function Buttons

• 9-Blade Rounded Aperture

• Drop-In 52mm Filter Holder

• Approx. 2,890g Weight

Canon RF 400mm f/2.8L IS USM Lens Overview

The Canon RF 400mm f/2.8L IS USM Lens is Canon's flagship professional super telephoto prime lens for the EOS R mirrorless system. Designed for elite sports, wildlife, bird, and photojournalism professionals, it combines an ultra-fast f/2.8 maximum aperture, exceptional optical performance, lightning-fast autofocus, and advanced image stabilization. It delivers outstanding sharpness, beautiful background separation, and excellent low-light performance, making it one of the most capable telephoto lenses available for Canon mirrorless cameras.

Its advanced optical design incorporates 17 elements in 13 groups, including two Fluorite elements and one Super UD element that significantly reduce chromatic aberration while maintaining exceptional sharpness from edge to edge. Canon's Dual Nano USM autofocus system delivers incredibly fast, accurate, and nearly silent focusing, making it ideal for tracking fast-moving wildlife and professional sporting events. The built-in Optical Image Stabilization provides up to 5.5 stops of shake correction, helping photographers capture sharp handheld images even at long focal lengths.

Canon RF 400mm f/2.8L IS USM Lens Price in Kenya

Canon RF 400mm f/2.8L IS USM Lens Specifications

Canon RF 400mm f/2.8L IS USM Lens Performance

Canon RF 400mm f/2.8L IS USM Lens Image Quality

• Exceptional sharpness across the frame, even at f/2.8.

• Two Fluorite elements virtually eliminate chromatic aberration.

• Bright f/2.8 aperture delivers outstanding low-light performance.

• Beautiful background blur for excellent subject isolation.

• Air Sphere and Super Spectra Coatings minimize flare and ghosting while maintaining high contrast.

Canon RF 400mm f/2.8L IS USM Lens Autofocus & Stabilization

• Dual Nano USM autofocus delivers extremely fast and accurate subject tracking.

• Optical Image Stabilization provides up to 5.5 stops of shake correction.

• Three selectable IS modes for stationary subjects, panning, and unpredictable action.

• Outstanding Eye Detection AF compatibility with Canon EOS R cameras.

• Ideal for professional sports, wildlife, aviation, and bird photography.

Canon RF 400mm f/2.8L IS USM Lens Build & Design

• Professional weather-sealed L-Series construction.

• Dust- and moisture-resistant body for demanding outdoor environments.

• Lightweight magnesium-alloy construction for improved handling.

• Two customizable Lens Function buttons for faster operation.

• Compatible with Canon RF Extender 1.4x and RF Extender 2x teleconverters.

Canon RF 400mm f/2.8L IS USM Lens Compatibility

The Canon RF 400mm f/2.8L IS USM Lens is compatible with all Canon EOS R-series mirrorless cameras, including:

• Canon EOS R

• Canon EOS RP

• Canon EOS R8

• Canon EOS R6

• Canon EOS R6 Mark II

• Canon EOS R6 Mark III

• Canon EOS R5

• Canon EOS R5 Mark II

• Canon EOS R5 C

• Canon EOS R3

• Canon EOS R1

• Canon EOS R7

• Canon EOS R10

• Canon EOS R50

• Canon EOS R50 V

• Canon EOS R100

On APS-C EOS R cameras, the lens provides a 640mm equivalent field of view, making it exceptionally well suited for wildlife, bird, aviation, and sports photography.

Canon RF 400mm f/2.8L IS USM Lens FAQs

Is the Canon RF 400mm f/2.8L IS USM Lens good for wildlife photography?

Yes. It is one of Canon's premier wildlife lenses, offering exceptional reach, an ultra-fast f/2.8 aperture, and professional autofocus performance.

Does the Canon RF 400mm f/2.8L IS USM Lens have image stabilization?

Yes. It features Optical Image Stabilization with up to 5.5 stops of shake correction for improved handheld shooting.

Can the Canon RF 400mm f/2.8L IS USM Lens be used with teleconverters?

Yes. It is fully compatible with Canon RF 1.4x and RF 2x Extenders, extending the focal length to 560mm f/4 and 800mm f/5.6, respectively.

Is the Canon RF 400mm f/2.8L IS USM Lens weather sealed?

Yes. It features Canon's professional L-Series dust- and moisture-resistant construction for reliable operation in challenging environments.

Does the Canon RF 400mm f/2.8L IS USM Lens accept front filters?

No. It uses a 52mm rear drop-in filter system, which is standard for Canon's professional super telephoto lenses.

Canon RF 400mm f/2.8L IS USM Lens Pros & Cons

Canon RF 400mm f/2.8L IS USM Lens Conclusion

The Canon RF 400mm f/2.8L IS USM Lens is among the finest super telephoto lenses Canon has ever produced. Combining exceptional sharpness, a bright f/2.8 aperture, advanced Optical Image Stabilization, Dual Nano USM autofocus, and rugged L-Series construction, it is the ultimate choice for professional sports, wildlife, bird, and action photographers. Available in Kenya for KSh 1,460,000, it is a premium investment that delivers uncompromising performance for demanding professionals.