Canon RF 1200mm f/8L IS USM
Canon RF Mount

Canon RF 1200mm f/8L IS USM

By Camera Reviews Editorial Team ยท Last updated February 18, 2026

1200 f/8 · Image Stabilized

Focal Length
1200
Max Aperture
f/8
Weight
3611g
Filter Size
52mm

Full Specifications

Focal Length 1200
Maximum Aperture f/8
Lens Mount RF
Optical Stabilization Yes
Autofocus Motor USM
Filter Size 52mm
Weight 3611g
Dimensions 168 x 537 mm

What Users Think

Pros

  • Lightweight at 7.4 lbs compared to previous models, making it easier to handle.
  • Excellent optical performance, particularly sharpness and contrast.
  • Built-in 2x teleconverter functionality improves versatility with minimal loss of quality.
  • Compatible with modern mirrorless technology, allowing for high ISO performance with modern bodies.
  • Very good for wildlife and sports photographers looking for extreme focal lengths.

Cons

  • Heat shimmer and atmospheric distortion can seriously affect image quality at such long focal lengths.
  • The fixed f/8 aperture limits low-light performance and requires higher ISO settings.
  • High price point, making it inaccessible for most amateur photographers.
  • Focusing distance issues may occur, especially with distant subjects.

Community Verdict

The Canon RF 1200mm f/8L IS USM lens is praised for its lightweight design and impressive optical performance, making it a great option for wildlife and sports photography. However, its high price and challenges associated with heat shimmer and low-light performance limit its accessibility and practicality for many users.

"{'text': '1200mm is honestly starting to get into silly territory. Heat shimmer alone makes working at that kind of distance nearly unworkable.', 'context': 'Comment by u/Conor_J_Sweeney in a discussion about the lens announcement.'}"

- Reddit user

"{'text': "The new one 'only' weighs 7.4 lbs compared to the last one which was a whopping 36 lbs.", 'context': 'Comment by u/BuzzedDarkYear discussing the weight of the new lens.'}"

- Reddit user

"{'text': "If you don't see the point, then they weren't made for you. I'm sure there are some sports and specific wildlife photographers who are extremely excited about this.", 'context': 'Comment by u/JackofScarlets confirming the niche market for this lens.'}"

- Reddit user

Want the Full Story?

Read our comprehensive review covering optical quality, sharpness, bokeh, autofocus performance, build quality, and more.

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Pairs Well With

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