Sigma 135mm F1.8 DG HSM Art in SIGMA SA mount is a full-frame telephoto prime measuring 114.9mm and weighing 1,130g. Its optics place FLD and SLD glass in a 13-element, 10-group layout, with a nine-blade diaphragm and 82mm filters. It focuses to 87.5cm at 1:5 and has been discontinued.
Product released: March 16, 2017
Latest firmware version
Version 1.01, released April 18, 2019
Last checked for updates: Oct 31, 2026 05:45 UTC
What's new in version 1.01
It has corrected the phenomenon whereby it may occasionally show overexposure when narrowing down the aperture from F3.5 while shooting.It has improved the AF speed and quality when the lens is used with the SIGMA MOUNT CONVERTER MC-21 SA-L.
Sigma 135mm F1.8 DG HSM Art in SIGMA SA mount is a full-frame telephoto prime measuring 114.9mm and weighing 1,130g. Its optics place FLD and SLD glass in a 13-element, 10-group layout, with a nine-blade diaphragm and 82mm filters. It focuses to 87.5cm at 1:5 and has been discontinued. It was originally released on March 16, 2017.
What is the latest firmware version of Sigma 135mm F1.8 DG HSM Art (Sigma SA)?
The latest firmware version of Sigma 135mm F1.8 DG HSM Art (Sigma SA) is 1.01. It was released on April 18, 2019.
What changed in Sigma 135mm F1.8 DG HSM Art (Sigma SA) firmware version 1.01?
Sigma 135mm F1.8 DG HSM Art (Sigma SA) firmware version 1.01 includes the following changes: It has corrected the phenomenon whereby it may occasionally show overexposure when narrowing down the aperture from F3.5 while shooting.It has improved the AF speed and quality when the lens is used with the SIGMA MOUNT CONVERTER MC-21 SA-L.
Where can I download the latest Sigma 135mm F1.8 DG HSM Art (Sigma SA) firmware?
Details and download instructions for the latest Sigma 135mm F1.8 DG HSM Art (Sigma SA) firmware (version 1.01) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/a017_135_18/?mount=sigma-sa