Sigma 18-50mm F2.8 DC DN | Contemporary (L-Mount)
firmware v1.1
Sigma · Released Oct 26, 2023 · First seen Jul 5, 2026
v1.1 is not the latest firmware for the Sigma 18-50mm F2.8 DC DN / Contemporary (L-Mount): the current version is v1.3 (June 26, 2025). Go to v1.3
What's in this update
Improved operational stability.
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See the full firmware history for the 18-50mm F2.8 DC DN | Contemporary (L-Mount)