Canon 400mm f2.8L IS II - 1900
Canon 400mm f2.8L IS II - 1900
What our Experts Think
- Professional‑grade super‑telephoto prime with a fast f/2.8 aperture—ideal for sports, wildlife, and action shooting.
- Superb image quality and contrast with precision fluorite elements and advanced coatings to reduce aberrations and flare.
- Up to ~4 stops of Image Stabilization helps deliver sharper handheld shots at long distances.
- Fast, accurate ring‑type USM autofocus with full‑time manual focus override for confident subject tracking.
- Magnesium alloy and titanium construction makes it lighter than predecessors while staying rugged and weather‑sealed.
- Excellent long‑reach performance with natural background separation thanks to wide aperture.
- Heavy and large lens—requires good support (monopod/tripod) for extended use.
- Premium price and professional niche—designed for shooters who demand top performance under pressure.
Q&A
Q1: What kind of lens is the Canon EF 400 mm f/2.8L IS II USM?
A: A professional‑grade super‑telephoto prime lens for Canon EF‑mount full‑frame DSLRs, designed for serious wildlife, sports, and action photography.
Q2: What focal length and aperture does it offer?
A: Fixed 400 mm focal length with a bright f/2.8 maximum aperture, ideal for long‑distance reach and subject isolation.
Q3: What are the optical highlights?
A: Uses high‑performance fluorite elements and Sub‑Wavelength Structure coatings for sharp images, reduced chromatic aberration, and minimal flare.
Q4: Does it include image stabilization?
A: Yes — built‑in Image Stabilization (IS) offers up to four stops of shake reduction, helping steady handheld shots.
Q5: How is autofocus performance?
A: Fast, accurate ring‑type Ultrasonic Motor (USM) autofocus with full‑time manual override and focus limit options.
Q6: What is the build quality like?
A: Rugged L‑series construction with weather sealing, magnesium alloy and titanium parts for durability in tough conditions.
Q7: How heavy and large is the lens?
A: It weighs about 3.85 kg (8.5 lb) and measures roughly 343 mm long by 163 mm diameter — substantial but optimized for performance.
Q8: What is the close‑focus capability?
A: Minimum focus distance is approx 2.7 m with ~0.17× magnification — suited for distant subjects rather than macro work.
Maintenance Tips
- Clean optics carefully: Use a blower and microfiber cloth; avoid touching glass directly.
- Protect lens elements: Always use front/rear caps, UV/filter, and lens hood to prevent scratches, dust, and flare.
- Store safely: Keep in a dry, padded case with silica gel to prevent moisture and fungus.
- Handle focus, zoom & IS gently: Operate rings smoothly; never force any mechanism.
- Avoid extreme conditions: Protect from rain, dust, heat, and humidity.
- Regular inspection: Check for dust, mechanical wear, and IS performance.
- Transport securely: Use the tripod collar and dedicated case for safe handling of this heavy telephoto lens.
