120-300mm F2.8 DG OS HSM | Sports (Nikon F mount) firmware v1.03
Sigma · Released Aug 5, 2016 · First seen by GearPulse Jul 5, 2026
What's in this update
It has corrected the phenomenon that it shows some underexposure when it is attached with TELE CONVERTER TC-1401 or TC-2001 on a Nikon D500. Note: Before upgrading the firmware of 120-300mm F2.8 DG OS HSM S013, please first update your SIGMA Optimization Pro to Ver1.3.0.Note: Updating the lens firmware to the latest version will optimize the lens for the new tele converters, however it will become incompatible with the conventional APO TELE CONVERTER 1.4x EX DG and APO TELE CONVERTER 2x EX DG.
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