The Canon RF 14-35mm F4L IS USM is a professional ultra-wide-angle zoom lens for the EOS R system, covering an extreme wide perspective to standard zoom range in a compact L-series body. It features 5.5-stop Image Stabilization and is designed for landscape, architecture, interior, and astrophotography on full-frame EOS R cameras. Firmware updates deliver compatibility improvements with new camera bodies.
Product released: September 1, 2021
Latest firmware version
Version 1.0.3, released December 8, 2022
Verified by LatestUpdate: June 18, 2026
What's new in version 1.0.3
Firmware Version 1.0.3 incorporates the following enhancement: 1. Adds the ability to correct focus breathing during movie recording. * Compatible with cameras that supports focus breathing correction. If the lens' firmware is already Version 1.0.3, it is not necessary to update the firmware. You can check the firmware version of the lens from the camera menu. Refer to the camera instruction manual for how to check the current firmware version.
The Canon RF 14-35mm F4L IS USM is a professional ultra-wide-angle zoom lens for the EOS R system, covering an extreme wide perspective to standard zoom range in a compact L-series body. It features 5.5-stop Image Stabilization and is designed for landscape, architecture, interior, and astrophotography on full-frame EOS R cameras. Firmware updates deliver compatibility improvements with new camera bodies. It was originally released on September 1, 2021.
What is the latest firmware version for the Canon RF 14-35mm F4L IS USM?
The latest firmware version for the Canon RF 14-35mm F4L IS USM is 1.0.3. It was released on December 8, 2022.
What changed in Canon RF 14-35mm F4L IS USM firmware version 1.0.3?
Canon RF 14-35mm F4L IS USM firmware version 1.0.3 includes the following changes: Firmware Version 1.0.3 incorporates the following enhancement: 1. Adds the ability to correct focus breathing during movie recording. * Compatible with cameras that supports focus breathing correction. If the lens' firmware is already Version 1.0.3, it is not necessary to update the firmware. You can check the firmware version of the lens from the camera menu. Refer to the camera instruction manual for how to check the current firmware version.
How do I update the Canon RF 14-35mm F4L IS USM firmware?
To update the Canon RF 14-35mm F4L IS USM firmware, download the latest version (1.0.3) from Canon's website. Follow Canon's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from Canon's support page.
Where can I download the latest Canon RF 14-35mm F4L IS USM firmware?
Details and download instructions for the latest Canon RF 14-35mm F4L IS USM firmware (version 1.0.3) are on Canon's official release page: https://www.canon.co.uk/support/consumer/products/lenses/rf/rf-14-35mm-f4l-is-usm.html?type=firmware
How do I check for Canon RF 14-35mm F4L IS USM firmware updates?
You can track Canon RF 14-35mm F4L IS USM firmware updates automatically on LatestUpdate.io. We monitor Canon's releases and notify you when new firmware versions are available, so you never miss an update.
Who makes the Canon RF 14-35mm F4L IS USM?
The Canon RF 14-35mm F4L IS USM is manufactured by Canon. Visit the official product page for more information.