Sigma 40mm F1.4 DG HSM Art for Nikon F uses an electromagnetic diaphragm, and Sigma warns that functionality may be limited on some bodies. The full-frame standard prime has 16 elements in 12 groups, FLD, SLD and aspherical glass, a 9-blade diaphragm, 82mm filters and a 1:6.5 maximum magnification at 40cm.
Product released: September 27, 2018
Latest firmware version
Version 1.01, released August 20, 2020
Last checked for updates: Oct 31, 2026 17:43 UTC
What's new in version 1.01
It has improved the start-up time after the Nikon D6 power is turned on.It has fixed an issue where the autofocus did not work when used on a Nikon D6.
Sigma 40mm F1.4 DG HSM Art for Nikon F uses an electromagnetic diaphragm, and Sigma warns that functionality may be limited on some bodies. The full-frame standard prime has 16 elements in 12 groups, FLD, SLD and aspherical glass, a 9-blade diaphragm, 82mm filters and a 1:6.5 maximum magnification at 40cm. It was originally released on September 27, 2018.
What is the latest firmware version of Sigma 40mm F1.4 DG HSM Art (Nikon F)?
The latest firmware version of Sigma 40mm F1.4 DG HSM Art (Nikon F) is 1.01. It was released on August 20, 2020.
What changed in Sigma 40mm F1.4 DG HSM Art (Nikon F) firmware version 1.01?
Sigma 40mm F1.4 DG HSM Art (Nikon F) firmware version 1.01 includes the following changes: It has improved the start-up time after the Nikon D6 power is turned on.It has fixed an issue where the autofocus did not work when used on a Nikon D6.
Where can I download the latest Sigma 40mm F1.4 DG HSM Art (Nikon F) firmware?
Details and download instructions for the latest Sigma 40mm F1.4 DG HSM Art (Nikon F) firmware (version 1.01) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/a018_40_14/?mount=nikon-f