Sigma MC-11 Lens Adapter Firmware Version 1.12 Now Available

Sigma released the new firmware update version 1.12 for MC-11 Lens Adapter (EF-E Version 1.12, SA-E Version 1.09).

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

SIGMA Optimization Pro Download Page

  • It has become compatible with the SIGMA 14-24mm F2.8 DG HSM | Art for SIGMA.
  • With the SGV lenses*1 listed below, it has improved AF performance in the peripheral areas of the image as well as when the “Eye AF” function is selected.
  • With lenses that are not compatible with the MC-11, it has corrected the release time lag which occurred during flash photography.*2

Before updating the MC-11 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.

*1 SIGMA 35mm F1.4 DG HSM | Art, SIGMA 50mm F1.4 DG HSM | Art, SIGMA 85mm F1.4 DG HSM | Art, SIGMA 135mm F1.8 DG HSM | Art, SIGMA 18-35mm F1.8 DC HSM | Art, SIGMA 24-70mm F2.8 DG OS HSM | Art, SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary
*2 Please note that this does not guarantee accurate operation with all the lenses that are not compatible with the MC-11.

Sigma MC-11 Lens Adapter for Sony E: $249 at Amazon, B&H, Adorama.