Canon RF 135mm f/1.8L IS USM
Canon Canon RF Mount

Canon RF 135mm f/1.8L IS USM

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

135mm f/1.8 · Image Stabilized

Focal Length
135mm
Max Aperture
f/1.8
Weight
935g

Full Specifications

Focal Length 135mm
Maximum Aperture f/1.8
Lens Mount Canon RF
Optical Stabilization Yes
Autofocus Motor USM
Minimum Focus Distance 0.7m
Weight 935g
Dimensions φ89.2 x 130.3 mm
Weather Sealed Yes
Optical Elements 17 elements

What Users Think

Pros

  • Incredibly sharp images with excellent optical performance, described as one of the sharpest lenses Canon has produced
  • Fast autofocus performance, especially notable on the R5 and R6 models
  • Includes image stabilization (IS), which is a significant advantage for low-light situations
  • Great background blur (bokeh), providing aesthetically pleasing portraits
  • Solid build quality, which is typical of Canon's L series lenses
  • Versatile focal length for a variety of photography styles including portraits and events

Cons

  • Large and heavier than some alternative lenses, which may be cumbersome for extended use
  • High price point compared to older models like the EF 135mm f/2L
  • Some users express concern about needing more space for shooting effectively with the 135mm focal length
  • While it's optimized for sharpness and IS, some users miss the character and warmth of older EF lenses

Community Verdict

Overall, the Canon RF 135mm f/1.8L IS USM is highly praised within the photography community for its sharpness, autofocus speed, and image stabilization. However, some users find the size and cost to be significant considerations, especially when compared to legacy models with more 'character'.

"{'text': 'Incredibly well polished. The user experience is fantastic, with ridiculously fast autofocus and incredibly steady IS.', 'context': 'User review discussing their initial impressions after acquiring the lens'}"

- Reddit user

"{'text': "It's the sharpest RF lens I've used. Absolutely stunning. Even ever so slightly sharper than the 85 and 50 1.2 in the RF mount.", 'context': "User comment highlighting the lens's performance compared to other RF lenses"}"

- Reddit user

"{'text': '135mm seems like it would serve a pretty narrow segment of use cases for a wedding, especially in terms of space limitation.', 'context': 'Comment discussing the practical use of the lens at events like weddings'}"

- 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

Camera bodies compatible with the Canon RF mount

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