Thank you for purchasing and using our products.
We would like to announce that a new firmware update is now available for SIGMA 18-50mm F2.8 DC DN | Contemporary is now available for download.

Applicable product

• SIGMA 18-50mm F2.8 DC DN | Contemporary

Benefits of the update: SIGMA 18-50mm F2.8 DG DN Contemporary: 

・Improved operational stability.

How to update

Please click the “L-Mount”/ “Sony E-mount”/ “FUJIFILM X mount” tab in the firmware download page below and read “Before updating” prior to updating the firmware.
https://www.sigma-global.com/en/lenses/c021_18_50_28/?tab=support&local=firmware

*For Sony E-mount users, after the update is complete, please be sure to remove the camera’s battery pack and then reinsert it.

For those who own the SIGMA USB DOCK UD-11 for L-Mount
Connect the lens to your computer through the SIGMA USB DOCK UD-11 (sold separately), and launch SIGMA Optimization Pro*. If there is newer firmware available for the connected lens than the one installed, a dialog will display the message “The latest lens firmware is available.” Click “Yes” to perform the update.

*Before updating lens firmware via the SIGMA USB DOCK UD-11 for L-mount, please ensure that you have updated to the latest version of SIGMA Optimization Pro.

SIGMA Optimization Pro Download page
https://www.sigma-global.com/en/software/sigma-optimization-pro/

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

We appreciate your continued support for our company and products.