MOUNT CONVERTER MC-11 (EF-E) firmware v1.21
Sigma · Released Jan 24, 2019 · First seen by GearPulse Jul 5, 2026
What's in this update
It has become compatible with the SIGMA 500mm F4 DG OS HSM | Sports for CANON EF mount, that has the latest firmware Ver.2.00.It has become compatible with the SIGMA 24-35mm F2 DG HSM | Art for CANON EF mount, that has the latest firmware Ver.2.00.It has become compatible with the SIGMA 18-300mm F3.5-6.3 DC MACRO OS HSM | Contemporary for CANON EF mount, that has the latest firmware Ver.2.00.It has become compatible with the SIGMA 28mm F1.4 DG HSM | Art for CANON EF mount.It has become compatible with the SIGMA CINE LENS FF High Speed Prime Line 28mm T1.5 FF for EF mount and 40mm T1.5 FF for EF mount.
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