Photo: Dinkun Chen (CC BY-SA 4.0)
RF 135mm F1.8 L IS USM
- 135mm
- f/1.8
- Prime
- Stabilized
- 935 g
- Min focus 0.7 m
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Quick answer
The RF 135mm F1.8 L IS USM is a telephoto prime for Canon RF full-frame cameras with image stabilization, suited to portrait and event work.
Pros
- f/1.8 aperture
- Image stabilization
- Sharp
- Weather-sealed
Cons
- Heavy (935 g)
- Large for a prime
- Specialist length
Verdict
A premium portrait telephoto that adds IS to the classic 135mm focal length.
About this lens
Canon RF 135mm F1.8 L IS USM: a fast short-telephoto prime lens with a 135mm focal length and a maximum aperture of f/1.8, made for Canon RF mount cameras, from the Canon L series with Image Stabilizer and ultrasonic-motor autofocus. The focal length is a classic choice for portraits and details.
Canon RF 135mm F1.8 L IS USM specifications
- Brand
- Canon
- Mount
- Canon RF
- Focal length
- 135mm
- Maximum aperture
- f/1.8
- Lens type
- Prime
- Format coverage
- full-frame
- Released
- 2023
- Optical construction
- 17 elements in 12 groups
- Aperture blades
- 9
- Image stabilization
- Yes
- Autofocus motor
- USM
- Minimum focus distance
- 0.7 m
- Maximum magnification
- 0.26x
- Filter thread
- 82 mm
- Weight
- 935 g
- Length
- 130.3 mm
- Diameter
- 89.2 mm
Specification source: global.canon
What can you shoot with the Canon RF 135mm F1.8 L IS USM?
- Portraits
- Weddings
- Indoor events
Its fast maximum aperture helps in dim light and gives good subject separation.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor. Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 135mm | 15.2° | 18.2° |
| APS-C | 1.6x | 216mm | 9.5° | 11.4° |
Frequently asked questions
Does the Canon RF 135mm F1.8 L have stabilization?
Yes. It has optical IS, which is helpful for a fast 135mm used handheld and can combine with in-body stabilization.
Is the RF 135mm F1.8 L full-frame?
Yes, it is made for full-frame RF cameras. It mounts natively on RF bodies, and on APS-C RF cameras the field of view is cropped by 1.6x.
RF 135mm F1.8 vs EF 135mm f/2L: which should I buy?
The RF lens adds IS and a faster aperture. The EF lens is lighter and works on RF bodies through the adapter.
Alternatives for Canon RF from other brands
All Canon RF lensesSame mount, overlapping focal range, closest maximum aperture first.
