Sigma 28mm F1.4 DG HSM | Art (L-Mount) firmware v1.1

Sigma · Released May 20, 2021 · First seen Jul 5, 2026

v1.1 is not the latest firmware for the Sigma 28mm F1.4 DG HSM / Art (L-Mount): the current version is v1.2 (July 24, 2025). Go to v1.2

What's in this update

It has improve​d aperture operation when shoot​ing movies with the Panasonic LUMIX S1H.

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Other versions for this product

See the full firmware history for the 28mm F1.4 DG HSM | Art (L-Mount)