Canon EF 400mm f/2.8L IS III USM Lens

The Canon EF 400mm f/2.8L IS III USM Lens is the lightest¹ 400mm f/2.8 lens in the world, designed for professional sports, wildlife, and news photographers. This cutting-edge lens combines exceptional optical performance with a highly portable design, making it ideal for capturing high-speed action and distant subjects with unmatched clarity. Its f/2.8 maximum aperture, 5-stop Image Stabilizer, and L-series durability ensure superb results even in challenging shooting environments.

Key Features

1. World’s Lightest 400mm f/2.8 Lens

• Weighing just 2840g, this lens is incredibly portable for a super-telephoto.
• Ideal for handheld shooting, giving photographers flexibility on location.

2. Stunning Optical Performance

• 17 elements in 13 groups: Advanced optical construction for edge-to-edge sharpness.
• Fluorite elements and Subwavelength Structure Coating (SWC): Minimize chromatic aberrations, ghosting, and flare for crystal-clear images.
• f/2.8 aperture: Offers excellent depth-of-field control and smooth bokeh for subject isolation.

3. Advanced Image Stabilization

• 5-stop Image Stabilizer (IS): Ensures sharp handheld shots even in low light or at slower shutter speeds.

4. Fast and Accurate Autofocus

• Ring USM motor: Enables quick, precise, and near-silent autofocus.
• Customizable fingertip controls: Allow instant AF start, AF lock, or focus recall for enhanced shooting efficiency.

5. Built for Professionals

• L-series durability: Dust- and water-resistant construction ensures reliability in challenging environments.
• Lightweight design: Perfect for on-location shooting where mobility is key.

6. Extender Compatibility

• Compatible with EF 1.4x III and EF 2x III extenders, extending the focal length to:
  • 560mm at f/4 with 1.4x extender.
  • 800mm at f/5.6 with 2x extender.
• Maintains autofocus and image stabilization functionality with extenders.

Specifications

Optical Features

• Focal Length: 400mm.
• Maximum Aperture: f/2.8.
• Minimum Aperture: f/32.
• Lens Construction: 17 elements in 13 groups.
• Angle of View: 5°10', 3°30', 6°10'.

Image Stabilization

• 5-stop IS: Compensates for camera shake for sharper results.

Autofocus

• AF Actuator: Ring USM.
• Distance Information: Yes.

Physical Specs

• Weight: 2840g.
• Dimensions: 163mm x 343mm.
• Filter Diameter: 52mm (Drop-in).

Extender Compatibility

• EF 1.4x III Extender: 560mm f/4.
• EF 2x III Extender: 800mm f/5.6.

What’s in the Box

• Canon EF 400mm f/2.8L IS III USM Lens.
• Lens Hood ET-155 (W III).
• Lens Cap E-180E.
• Drop-In Filter Holder.
• Strap LS-400.
• Soft Case.

Compatibility

The Canon EF 400mm f/2.8L IS III USM Lens is compatible with all Canon EF-mount cameras and works seamlessly with Canon EF 1.4x III and Canon EF 2x III extenders for extended reach.

Who Is It For?

This lens is perfect for:

• Sports Photographers: Capture fast-moving athletes with precision and sharpness.
• Wildlife Photographers: Bring distant subjects closer with outstanding clarity.
• Photojournalists: Achieve sharp images in dynamic and low-light scenarios.