MOUNT CONVERTER MC-11 (SA-E) firmware v1.24
Sigma · Released Dec 17, 2020 · First seen by GearPulse Jul 5, 2026
What's in this update
It makes the converter compatible with the SIGMA 120-300mm F2.8 DG HSM | Sports in SIGMA SA mount, that has the latest firmware Ver.1.02.It has improved a rarely-occurring blinking phenomenon during movie shooting. Note: Please be sure to update SIGMA Optimization Pro to Ver.1.6.0 or later when updating the MC-11 firmware.
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