Samyang V-AF 45mm T1.9 FE
firmware v4
Samyang · Released Jan 13, 2026 · First seen Jul 5, 2026
v4 is the latest firmware for the Samyang V-AF 45mm T1.9 FE, released January 13, 2026.
What's in this update
Improved Operational Stability with the Sony α7 V(a7M5) Enhanced stability and reliability for AF-S mode and overall lens operation
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