Firmware update for SIGMA Global Vision lenses in L-Mount

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 lenses in L-Mount listed below.

[Applicable product]
・SIGMA 24mm F3.5 DG DN | Contemporary in L-Mount
・SIGMA 35mm F2 DG DN | Contemporary in L-Mount
・SIGMA 65mm F2 DG DN | Contemporary in L-Mount
・SIGMA 105mm F2.8 DG DN MACRO | Art in L-Mount

[Benefits of the update]
・It has improved the AF accuracy when it is used with the SIGMA fp L.

[Applicable product]
・SIGMA 45mm F2.8 DG DN | Contemporary in L-Mount

[Benefits of the update]
・It has improved focusing accuracy in single AF (AF-S)

[Applicable product]
・SIGMA 50mm F1.4 DG HSM | Art in L-Mount

[Benefits of the update]
・It has improved the AF accuracy when it is used with the SIGMA fp L.
・It has improved aperture operation when shooting movies with the Panasonic LUMIX S1H.
・It has optimized the value of the minimum focusing distance displayed on the camera.

[Applicable product]
・SIGMA 100-400mm F5-6.3 DG DN OS | Contemporary in L-Mount

[Benefits of the update]
・It has improved the AF accuracy when it is used with the SIGMA fp L.
・It has optimized the Optical Stabilizer’s Mode2 with the camera settings.
・It has optimized the open F value display

[How to update]
For those who update the firmware in-camera, please refer to the following page for firmware updates
https://www.sigma-global.com/en/support/purpose/firmware/?mode=search&product_category=lens

For customers who own the SIGMA USB DOCK UD-11
Connect the lens to a computer via 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 page】
https://www.sigma-global.com/en/software/sigma-optimization-pro/

For further information, please contact your nearest authorized SIGMA subsidiary / distributor.
https://www.sigma-global.com/en/world-network

We appreciate your continued support for SIGMA products.