Sigma 45mm F2.8 DG DN | Contemporary (L-Mount)
firmware v1.1
Sigma · Released Oct 17, 2019 · First seen Jul 5, 2026
v1.1 is not the latest firmware for the Sigma 45mm F2.8 DG DN / Contemporary (L-Mount): the current version is v1.7 (March 18, 2026). Go to v1.7
What's in this update
It has improved aperture operation during movie shooting when it is used in combination with the SIGMA fp.It has optimized the communication of power consumption when used in combination with Leica CL and Leica SL cameras.
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