Thank you for purchasing and using our products.
We would like to announce that a new firmware update is now available for SIGMA 500mm F4 DG OS HSM | Sports in SIGMA SA mount.
For customers who own the SIGMA USB DOCK UD-01 and the applicable product, please update the firmware via SIGMA Optimization Pro.
・SIGMA 500mm F4 DG OS HSM | Sports in SIGMA SA mount
[Benefits of the update]
・It has fixed a rarely-occurring focus problem depending on the shooting distance during AF shooting.
[How to update]
Connect the lens to a computer via the SIGMA USB DOCK UD-01 (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.
【SIGMA Optimization Pro download page】
For further information, please contact your nearest authorized SIGMA subsidiary / distributor.
We appreciate your continued support for SIGMA products.