Offered in black or silver, the L-Mount 50mm F2 DG DN Contemporary weighs 350g and is 68.0mm long, an I series standard lens with an all-metal build. It has 11 elements in 9 groups including one SLD and three aspherical elements, closest focus of 45cm, and a stepping motor for autofocus. A magnetic metal lens cap and a pouch are supplied.
Product released: September 29, 2022
Latest firmware version
Version 1.3, released March 18, 2026
Last checked for updates: Oct 31, 2026 17:36 UTC
What's new in version 1.3
・Added the ability to assign specific functions to the focus ring during AF.* ・Added the option to change the rotation direction of the focus ring during MF.* ・Added the option to display the aperture value as a T-stop during video recording.* *Only on supported cameras.
LatestUpdate has tracked 3 versions of Sigma 50mm F2 DG DN Contemporary (L-Mount) firmware, released between January 23, 2025 and March 18, 2026.
Version 1.3 - March 18, 2026: ・Added the ability to assign specific functions to the focus ring during AF.* ・Added the option to change the rotation direction of the focus ring during MF.*…
Version 1.2 - March 13, 2025: ・The operational stability has been improved.・The exposure stability has been improved.
What is Sigma 50mm F2 DG DN Contemporary (L-Mount)?
Offered in black or silver, the L-Mount 50mm F2 DG DN Contemporary weighs 350g and is 68.0mm long, an I series standard lens with an all-metal build. It has 11 elements in 9 groups including one SLD and three aspherical elements, closest focus of 45cm, and a stepping motor for autofocus. A magnetic metal lens cap and a pouch are supplied. It was originally released on September 29, 2022.
What is the latest firmware version of Sigma 50mm F2 DG DN Contemporary (L-Mount)?
The latest firmware version of Sigma 50mm F2 DG DN Contemporary (L-Mount) is 1.3. It was released on March 18, 2026.
What changed in Sigma 50mm F2 DG DN Contemporary (L-Mount) firmware version 1.3?
Sigma 50mm F2 DG DN Contemporary (L-Mount) firmware version 1.3 includes the following changes: ・Added the ability to assign specific functions to the focus ring during AF.* ・Added the option to change the rotation direction of the focus ring during MF.* ・Added the option to display the aperture value as a T-stop during video recording.* *Only on supported cameras.
Where can I download the latest Sigma 50mm F2 DG DN Contemporary (L-Mount) firmware?
Details and download instructions for the latest Sigma 50mm F2 DG DN Contemporary (L-Mount) firmware (version 1.3) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/c023_50_2/?mount=l-mount
How often does Sigma release firmware updates for Sigma 50mm F2 DG DN Contemporary (L-Mount)?
We have tracked 3 firmware versions of Sigma 50mm F2 DG DN Contemporary (L-Mount).
Is Sigma 50mm F2 DG DN Contemporary (L-Mount) still receiving firmware updates?
Yes, Sigma 50mm F2 DG DN Contemporary (L-Mount) received a firmware update within the last year. The most recent version is 1.3.