Sigma 100-400mm f/5-6.3 OS Contemporary Lens Firmware Updated


Sigma announce the availability of a new firmware update for the SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for Canon and SIGMA MOUNT CONVERTER MC-11 EF-E adapter.

This firmware update corrects the phenomenon that the OS mechanism does not operate properly when attached to the SIGMA MOUNT CONVERTER MC-11 EF-E.

For customers who own the following applicable products and the SIGMA USB DOCK, please update the lens firmware using SIGMA Optimization Pro.

For those who own the SIGMA MOUNT CONVERTER MC-11 EF-E, please update the firmware via SIGMA Optimization Pro by connecting it to a computer using a supplied USB Cable.

Sigma Updates Firmware on the 100-400mm f/5-6.3 OS Contemporary Lens

Sigma 100-400mm f/5-6.3 OS Contemporary Lens Firmware Updated

Applicable product

  • SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for CANON

Benefit of this firmware update

  • It has corrected the phenomenon that the OS mechanism does not operate properly when attached to the SIGMA MOUNT CONVERTER MC-11 EF-E.

Applicable product

  • SIGMA MOUNT CONVERTER MC-11 EF-E

Benefit of this firmware update

  • It has become compatible with the SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for CANON (ver. 1.02).

Before updating the lens firmware, please ensure SIGMA Optimization Pro has been updated to ver. 1.4.1 or later for Windows, and ver. 1.4.0 or later for Macintosh from the following download page.

Download the Updated Sigma Firmware