Sigma 100-400mm F5-6.3 DG OS HSM | Contemporary (SIGMA SA-mount)

Sigma 100-400mm F5-6.3 DG OS HSM | Contemporary (SIGMA SA-mount) firmware

Sigma · 100-400mm F5-6.3 DG OS HSM | Contemporary (SIGMA SA-mount) · Lens

Latest firmware for the Sigma 100-400mm F5-6.3 DG OS HSM / Contemporary (SIGMA SA-mount) is v1.04 (January 23, 2020).

Changelog

100-400mm F5-6.3 DG OS HSM | Contemporary (SIGMA SA-mount) firmware changelog

  1. v1.03 v1.04

  2. v1.02 v1.03 Improved viewfinder image stability through Optical Stabilizer updates and better autofocus with MC-21 converter.

  3. v1.01 v1.02

  4. v1.01 first tracked

Firmware history

  1. Version 1.04 Latest Released Jan 23, 2020 First seen Jul 5, 2026
    Show release notes

    It has optimized the op​eration of Mode 2 in Optical Stabilizer when used​ in combination with the SIGMA MOUNT CONVERTER MC-21 SA-L.

    Release notes & download
  2. Version 1.03 Released Apr 18, 2019 First seen Jul 5, 2026

    Improved viewfinder image stability through Optical Stabilizer updates and better autofocus with MC-21 converter. — summary by updatemystuff.com

    Show release notes

    It has improved the stability​ of the image in the viewfinder, making it easier to confirm composition, thanks to the updated control algorithm of the Optical Stabilizer. It has improved the AF speed and quality when the len​s is used with the SIGMA MOUNT CONVERTER MC-21 SA-L.

    Release notes & download
  3. Version 1.02 Released Sep 8, 2017 First seen Jul 5, 2026
    Show release notes

    It has correcte​d the phenomenon that the Manual Override (MO) function will be disabled after adj​usting the settings of focus mode switch on SIGMA Optimization Pro (Macintosh ver.).

    Release notes & download
  4. Version 1.01 Released Jul 5, 2017 First seen Jul 5, 2026
    Show release notes

    It has improved the AF performance. When attached to the ​SIGMA MOUNT CONVERTER MC-11 SA-E (ver. 1.05), it offers not only improved AF per​formance, but also enables the OS mechanism to start operating faster than before.

    Release notes & download

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