Thank you for purchasing and using our products.

We would like to announce that a new firmware update is now available for the SIGMA Global Vision lens in Canon EF-mount listed below.

For customers who own the SIGMA USB Dock UD-11 and applicable products listed below, please update the firmware via SIGMA Optimization Pro. 


Applicable product

• SIGMA 12-24mm F4 DG HSM | Art in Canon EF-mount

Benefits of the update

• It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D and EOS-1D X Mark III.
• It has fixed a rarely-occurring communication problem during Live View shooting when mounted on the EOS-1D X Mark III.

Applicable product

• SIGMA 24-35mm F2 DG HSM | Art in Canon EF-mount

Benefits of the update

• It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D and EOS-1D X Mark III.
• It has fixed a rarely-occurring communication problem during Live View shooting when mounted on the EOS-1D X Mark III.
• It has reduced the operating sound of the lens diaphragm blades when attached with the SIGMA MOUNT CONVERTER MC-11 EF-E and used for shooting movies.
• It has reduced the operating sound of the lens diaphragm blades when used for shooting movies on Canon cameras.*

*The degree of improvement differs depending on the camera used.

Applicable product

• SIGMA 24mm F1.4 DG HSM | Art in Canon EF-mount

Benefits of the update

• It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D and EOS-1D X Mark III.
• It has reduced the operating sound of the lens diaphragm blades when attached with the SIGMA Mount Converter MC-11 EF-E and used for shooting movies.
• It has reduced the operating sound of the lens diaphragm blades when used for shooting movies on Canon cameras.*

*The degree of improvement differs depending on the camera used.

Applicable product

• SIGMA 50-100mm F1.8 DC HSM | Art in Canon EF-mount

Benefits of the update

• It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D.

Applicable product

• SIGMA 60-600mm F4.5-6.3 DG OS HSM | Sports in Canon EF-mount
• SIGMA 35mm F1.4 DG HSM | Art in Canon EF-mount

Benefits of the update

• It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D and EOS-1D X Mark III.

How to update
Connect the lens to a computer with the SIGMA USB Dock UD-11 (sold separately), then open SIGMA Optimization Pro*. If the lens 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 using the SIGMA USB DOCK UD-11, please ensure you update SIGMA Optimization Pro to the latest version.

SIGMA Optimization Pro download

For further information, please contact SIGMA Imaging Nordic by e-mail: customerservice@sigma-imaging.se

We appreciate your continued support for our company and products.