The Sigma 105mm F1.4 DG HSM Art is a full-frame portrait telephoto prime for Sigma SA mount with an exceptionally large maximum aperture and 17 elements in 12 groups. It delivers extremely shallow depth of field suited for portrait work. The lens is nicknamed the 'Bokeh Master' in Sigma's Art line.
Product released: March 29, 2018
Latest firmware version
Version 1.01, released February 20, 2020
Last checked for updates: Oct 31, 2026 05:41 UTC
What's new in version 1.01
It has improved AF speed and quality when used in combination with SIGMA MOUNT CONVERTER MC-21 SA-L.
The Sigma 105mm F1.4 DG HSM Art is a full-frame portrait telephoto prime for Sigma SA mount with an exceptionally large maximum aperture and 17 elements in 12 groups. It delivers extremely shallow depth of field suited for portrait work. The lens is nicknamed the 'Bokeh Master' in Sigma's Art line. It was originally released on March 29, 2018.
What is the latest firmware version of Sigma 105mm F1.4 DG HSM Art (Sigma SA)?
The latest firmware version of Sigma 105mm F1.4 DG HSM Art (Sigma SA) is 1.01. It was released on February 20, 2020.
What changed in Sigma 105mm F1.4 DG HSM Art (Sigma SA) firmware version 1.01?
Sigma 105mm F1.4 DG HSM Art (Sigma SA) firmware version 1.01 includes the following changes: It has improved AF speed and quality when used in combination with SIGMA MOUNT CONVERTER MC-21 SA-L.
Where can I download the latest Sigma 105mm F1.4 DG HSM Art (Sigma SA) firmware?
Details and download instructions for the latest Sigma 105mm F1.4 DG HSM Art (Sigma SA) firmware (version 1.01) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/a018_105_14/?mount=sigma-sa