MOUNT CONVERTER MC-11 (EF-E) firmware v1.32
Sigma · Released Jul 21, 2020 · First seen by GearPulse Jul 5, 2026
What's in this update
It has become compatible with the SIGMA 18-35mm F1.8 DC HSM | Art for Canon EF mount, that has the latest firmware Ver.2.03.It has become compatible with the SIGMA 24-105mm F4 DG OS HSM | Art for Canon EF mount, that has the latest firmware Ver.2.01.It has become compatible with the SIGMA 120-300mm F2.8 DG OS HSM | Sports for Canon EF mount, that has the latest firmware Ver.2.02. Before updating the SIGMA MOUNT CONVERTER MC-11 firmware, please ensure SIGMA Optimization Pro has been updated to ver. 1.5.0 or later.
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