Description

The Canon EF 400mm f/2.8L IS III USM is a top-of-the-line super-telephoto lens, perfect for sports, wildlife, and action photography. It features a bright f/2.8 aperture, delivering stunning background blur (bokeh) and exceptional low-light performance. Canon has redesigned this lens to be the lightest 400mm f/2.8 lens in its class, making handheld shooting more comfortable. The 5-stop Image Stabilization (IS) ensures sharp, steady shots, even at extreme distances. Its Ultrasonic Motor (USM) autofocus is fast and silent, allowing for precise tracking of fast-moving subjects. Built to Canon’s L-series durability standards, this lens is weather-sealed, making it reliable even in harsh shooting environments.

Technical Specifications

• Focal Length: 400mm
• Maximum Aperture: f/2.8
• Lens Mount: Canon EF (Full-frame & APS-C)
• Image Stabilization: Yes, up to 5 stops
• Autofocus System: Ring-type Ultrasonic Motor (USM)
• Minimum Focusing Distance: 2.5m
• Diaphragm Blades: 9 (for smooth bokeh)
• Lens Elements: 17 elements in 13 groups (including Fluorite and Super UD elements)
• Filter Size: 52mm drop-in filter
• Weight: Approx. 2,840g (lighter than previous versions)
• Weather Sealing: Yes, dust & moisture-resistant
• Coating: Air Sphere Coating (ASC) & Super Spectra Coating to reduce flare and ghosting

Key Features & Benefits

✔️ Super-Telephoto Power – 400mm reach, ideal for sports and wildlife photography
✔️ Fast f/2.8 Aperture – Excellent for low-light shooting and subject isolation
✔️ 5-Stop Image Stabilization (IS) – Reduces blur for sharper handheld shots
✔️ Ultra-Lightweight Design – Easier to handle and carry compared to previous models
✔️ Fast & Precise Autofocus (USM) – Quick subject tracking with full-time manual focus override
✔️ L-Series Build Quality – Weather-sealed for professional outdoor use
✔️ Superior Optical Elements – Fluorite and Super UD glass for maximum clarity and contrast

Who Is It For?

📸 Sports Photographers – Track fast-moving action with ultra-fast autofocus
🦅 Wildlife Photographers – Capture distant subjects with extreme sharpness
🎭 Event & Concert Shooters – Perfect for low-light, long-range shooting
🛫 Aviation & Motorsports Enthusiasts – Freeze fast-moving planes and race cars with precision

If you need a high-performance 400mm super-telephoto lens that delivers pro-level sharpness, fast focusing, and outstanding durability, the Canon EF 400mm f/2.8L IS III USM is the ultimate choice.