Sigma released firmware updates for a range of lenses and MC-11 converter.

Sigma updated the firmware for a range of lenses with Canon EF mount to version 2.01, which improves the stability of the continuous shooting speed. New firmware version 1 was also released.10 for MC-11 SA-E converter and version 1.14 for MC-11 SF-E. Both firmware versions add the converter’s compatibility with some Sigma lenses.


Flash version 2.01 for Sigma lenses.

The new firmware corrects the phenomenon that the continuous shooting speed of a number of SIGMA interchangeable lenses with Ver firmware.2.00 was reduced when used with some Canon cameras

The update is available for the following lenses:

SIGMA 35mm F1.4 DG HSM | Art CANON

SIGMA 50mm F1.4 DG HSM | Art CANON

SIGMA 85mm F1.4 DG HSM | Art CANON

SIGMA 135mm F1.8 DG HSM | Art CANON

SIGMA 18-35mm F1.8 DC HSM | Art CANON

SIGMA 24-70mm F2.8 DG OS HSM | Art CANON

SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary CANON

Firmware update for MC-11

Firmware version 1.10 for MC-11 SA-E converter adds compatibility with SIGMA 70mm F2 lenses.8 DG MACRO | Art and SIGMA 105mm F1.4 DG HSM | Art.

Flash version 1.14 for the MC-11 SF-E converter adds compatibility with the SIGMA 105mm F1 lens.4 DG HSM | Art Canon, as well as with lenses that have received firmware version 2.01

Before updating the MC-11 firmware, make sure SIGMA Optimization Pro has been updated to. 1.4.1 or newer for Windows and ver. 1.4.0 or newer for Macintosh.

More information about the new firmware is available at the SIGMA website:

Flash files for conversion lenses – go to

converter firmware – go to

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