Sigma Releases Firmware Update 1.09 for MC-11 Mount Converter

Published: March 7, 2018

Sigma-MC-11-lens-adapter

Sigma Firmware Update 1.09 for MC-11 Mount Converter adds compatibility with the Sigma 14-24mm F2.8 DG HSM Art lens and improves AF performance and “Eye AF” with select SGV lenses.

Ver. 1.09
Update Date: 2018.03.07
Firmware Download Link

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

*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.

[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.]

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2 thoughts on “Sigma Releases Firmware Update 1.09 for MC-11 Mount Converter”

    1. The question is not if it can be “enabled” but if it can ever work well enough to be worthwile and the answer to that question is No.

      DSLR lenses simply are not nimble enough to focus at the speed required for Lock-on AF.

      If you want the best AF go native.

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