Sigma 17mm F4 DG DN | Contemporary (L-Mount)

Sigma 17mm F4 DG DN | Contemporary (L-Mount) firmware

Sigma · 17mm F4 DG DN | Contemporary (L-Mount) · Lens

Latest firmware for the Sigma 17mm F4 DG DN / Contemporary (L-Mount) is v1.2 (May 21, 2026).

Changelog

17mm F4 DG DN | Contemporary (L-Mount) firmware changelog

  1. v1.1 v1.2 Release adds focus ring customization and T-stop aperture display for video recording.

  2. v1.1 first tracked

Firmware history

  1. Version 1.2 Latest Released May 21, 2026 First seen Jul 5, 2026

    Release adds focus ring customization and T-stop aperture display for video recording. — summary by updatemystuff.com

    Show release notes
    • Specific functions can now be assigned to the focus ring during AF.
    • The rot​ation direction of the focus ring during MF can now be set.
    • Aperture val​ues can now be displayed as T-stops during movie recording.
    • Only on supported cameras.
    Release notes & download
  2. Version 1.1 Released Jan 23, 2025 First seen Jul 5, 2026
    Show release notes
    • The exposure​ stabili​ty has been improved.
    Release notes & download

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