Firmware update SIGMA 50mm F1.4 DG HSM | Art Nikon F mount

Thank you for purchasing and using our products.

We would like to announce that a new firmware update for the SIGMA 50mm F1.4 DG HSM | Art for Nikon F mount is now available.

For customers who own the SIGMA USB DOCK and applicable products listed below, please update the firmware via SIGMA Optimization Pro. Before doing this, it is important to ensure SIGMA Optimization Pro is updated to Windows Ver. 1.5.0 / Macintosh Ver 1.5.1 or later.

[Applicable product]

SIGMA 50mm F1.4 DG HSM | Art for Nikon F mount

[Benefits of the update]

  • It has corrected a phenomenon occurring on Nikon Z Series cameras used in combination with SIGMA’s Mount Adapter FTZ, whereby the AF did not operate when the aperture value was increased.

【SIGMA Optimization Pro download page】


For further assistance please contact Sigma Imaging (UK) Ltd Service Department by email: service@sigmauk.com or telephone: 01707 329 999

We appreciate your continued support for our company and products.