Sigma 100-400mm F5-6.3 DG OS HSM | Contemporary (Canon EF mount) firmware `v2.05`

Sigma · Released Apr 18, 2019 · First seen Jul 5, 2026

v2.05 is not the latest firmware for the Sigma 100-400mm F5-6.3 DG OS HSM / Contemporary (Canon EF mount): the current version is v2.07 (October 22, 2020). Go to v2.07

What's in this update

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.

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Other versions for this product

v2.07
v2.06
v2.04
v2.03
v2.02
v2.01
v2.00
v1.03

See the full firmware history for the 100-400mm F5-6.3 DG OS HSM | Contemporary (Canon EF mount)