Sigma's 17-40mm F1.8 DC Art for Canon RF is an APS-C standard zoom with a constant F1.8 aperture, weighing 560g at 115.9mm long. The angle of view runs from 76.5° to 37.1°. It has 17 elements in 11 groups with four SLD and four aspherical elements, an HLA focus actuator and a 28cm minimum focus.
Product released: September 12, 2024
Latest firmware version
Version 1.0.2, released June 25, 2026
Last checked for updates: Oct 31, 2026 17:39 UTC
What's new in version 1.0.2
・Fixed an issue where the monitor would rarely black out and freeze during shooting when combined with the Canon EOS R6 Mark III.
LatestUpdate has tracked 2 versions of Sigma 17-40mm F1.8 DC Art (Canon RF) firmware, released between October 23, 2025 and June 25, 2026.
Version 1.0.2 - June 25, 2026: ・Fixed an issue where the monitor would rarely black out and freeze during shooting when combined with the Canon EOS R6 Mark III.
Sigma's 17-40mm F1.8 DC Art for Canon RF is an APS-C standard zoom with a constant F1.8 aperture, weighing 560g at 115.9mm long. The angle of view runs from 76.5° to 37.1°. It has 17 elements in 11 groups with four SLD and four aspherical elements, an HLA focus actuator and a 28cm minimum focus. It was originally released on September 12, 2024.
What is the latest firmware version of Sigma 17-40mm F1.8 DC Art (Canon RF)?
The latest firmware version of Sigma 17-40mm F1.8 DC Art (Canon RF) is 1.0.2. It was released on June 25, 2026.
What changed in Sigma 17-40mm F1.8 DC Art (Canon RF) firmware version 1.0.2?
Sigma 17-40mm F1.8 DC Art (Canon RF) firmware version 1.0.2 includes the following changes: ・Fixed an issue where the monitor would rarely black out and freeze during shooting when combined with the Canon EOS R6 Mark III.
Where can I download the latest Sigma 17-40mm F1.8 DC Art (Canon RF) firmware?
Details and download instructions for the latest Sigma 17-40mm F1.8 DC Art (Canon RF) firmware (version 1.0.2) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/a025_17_40_18/?mount=canon_rf
How often does Sigma release firmware updates for Sigma 17-40mm F1.8 DC Art (Canon RF)?
We have tracked 2 firmware versions of Sigma 17-40mm F1.8 DC Art (Canon RF).
Is Sigma 17-40mm F1.8 DC Art (Canon RF) still receiving firmware updates?
Yes, Sigma 17-40mm F1.8 DC Art (Canon RF) received a firmware update within the last year. The most recent version is 1.0.2.