Thank you for purchasing and using our products.

We are pleased to announce that a firmware update for the SIGMA Mount Converter MC-11 SA-E is now available


Applicable product

• SIGMA Mount Converter MC-11 SA-E

Benefits of the update

• It makes the converter compatible with the SIGMA 500mm F4 DG OS HSM | Sports in SIGMA SA-mount, that has the latest firmware Ver.1.03.

How to update
Connect the SIGMA Mount Converter MC-11 to a computer with the included USB-cable, then open SIGMA Optimization Pro. If there is a newer firmware version available than the one currently installed on your converter, you will see the message ‘There is the latest firmware for the converter’. Click ‘Yes’ to update.

*Before attaching the updated SIGMA Mount Converter MC-11 to the camera body, please remove the battery pack from the camera then reinsert.
*Please be sure to update SIGMA Optimization Pro to the latest version when updating the MC-11 firmware

Download SIGMA Optimization Pro here


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

We appreciate your continued support for our company and products.