Download SIGMA 150-600mm F5-6.3 DG OS HSM SA-Mount Lens Firmware 1.03 Free Heaven32 January 24, 2022 Comments Download Free SIGMA 150-600mm F5-6.3 DG OS HSM SA-Mount Lens Firmware 1.03 Variety: – The firmware will improve AF performance when combined with SIGMA MOUNT CONVERTER MC-21 SA-L.– When combined with SIGMA MOUNT CONVERTER MC-21… Continue Download →