Update Lens Firmware
Customize: Autofocus, OS, Focus
Compatible with Global Vision Lenses
Sigma Optimization Pro software in order to connect a photographers lens to their personal computer to update firmware and other parameters such as focus, and for the Sports category
Compatible Lenses 35mm F1.4 DG HSM, 17-70mm F2.8-4 DC MACRO OS HSM / 17-70mm F2.8-4 DC MACRO HSM, and 120-300mm F2.8 DG OS HSM
The adjustment is processed with special software (SIGMA Optimization Pro).
![Apple Watch Ultra 2 [GPS + Cellular 49mm] Smartwatch with Rugged Titanium Case & Blue/Black Trail Loop S/M. Fitness Tracker, Precision GPS, Action Button, Extra-Long Battery Life](https://i3.wp.com/m.media-amazon.com/images/I/81zioALMaAL._AC_SL1500_.jpg?w=85&resize=85,85&ssl=1 "Apple Watch Ultra 2 [GPS + Cellular 49mm] Smartwatch with Rugged Titanium Case & Blue/Black Trail Loop S/M. Fitness Tracker, Precision GPS, Action Button, Extra-Long Battery Life")
