Sigma 28mm F1.4 DG HSM | Art (Canon EF mount) firmware v1.01

Sigma · Released Dec 19, 2019 · First seen Jul 5, 2026

v1.01 is not the latest firmware for the Sigma 28mm F1.4 DG HSM / Art (Canon EF mount): the current version is v1.02 (December 17, 2020). Go to v1.02

What's in this update

It has optimized the o​peration of the aperture control when the lens is use​d in combination with SIGMA MOUNT CONVERTER MC-21 EF-L.

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Other versions for this product

See the full firmware history for the 28mm F1.4 DG HSM | Art (Canon EF mount)