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The Canon RF 10-20mm F4 L IS STM is a premium ultra-wide zoom lens designed for professional photographers seeking exceptional image quality in a compact, lightweight package. This RF-mount lens delivers a stunning 10-20mm focal length range with a constant F4 maximum aperture throughout, making it ideal for landscape, architectural, and environmental photography. It features 5-stop optical image stabilisation with coordinated IBIS support for up to 6 stops of total stabilisation, ensuring sharp shots even in challenging conditions. The advanced optical design incorporates 16 elements in 12 groups, including one super UD element, three UD elements, and three aspherical elements, all coated with Canon's SSC, SWC, and ASC coatings for superb contrast and colour accuracy. The STM autofocus motor delivers fast, smooth, near-silent focusing perfect for both stills and video work, with full-time manual override capability. At just 570 grams and 83.7 x 112mm in size, this is a remarkably portable solution for professional wide-angle work, complete with weather sealing and a built-in lens hood.

Dimensions83.7 x 112mm
Filter DiameterRear-mounted gelatine filter (35x20mm)
Image StabilisationYes - 5 stop OIS (6 stop with IBIS)
Lens MountCanon RF
Lens TypeUltra-Wide Zoom
Max ApertureF4
Minimum ApertureF22
Minimum Focus0.25m
Min Focal Length10mm
Zoom Focal Length10-20mm
  • Lens
  • Lens Cap 10-20
  • Rear Dust Cap RF
  • Lens Case LP1219
  • Lens Hood

Manufacturer Warranty


This product comes with a

12 Months Warranty

from Digital Camera Warehouse

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  • Priority repair service
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  • Repair or replacement for manufacturing faults T&Cs apply
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* Dispatch timeframes are indications only and may vary for multiple quantities. Timeframes are updated regularly during normal business hours.