Firmware update for Canon EF Mount Sigma Cine LENS
Thank you for using Sigma products.
We are pleased to announce that the download of firmware for Sigma Cine LENS for Canon EF Mount is now available.
The changes in this firmware are as follows:
【Applicable product and version】
- Sigma High Speed Zoom Line 18-35mm T2 for Canon EF Mount Ver.1.01
- Sigma FF High Speed Prime Line 35mm T1.5 for Canon EF Mount Ver.1.01
【Benefit of the update】
- Fixed an issue where lenses were not correctly recognized when using the Canon EOS R5 C or EOS C50 with the Mount Adapter EF-EOS R series.
【How to update】
Connect the lens to your computer via the SIGMA USB DOCK UD-01 (sold separately), then open SIGMA Optimization Pro*. If the firmware isn’t the latest version, the following message will appear: “The latest lens firmware is available.” Click “Yes” to update.
*Before updating lens firmware via the SIGMA USB DOCK UD-01 for L-mount, please ensure that you have updated to the latest version of SIGMA Optimization Pro