Sigma 28-45mm f/1.8 DG DN Art: B&H Photo / Amazon / Adorama Sigma 24-70mm f/2.8 DG DN II Art: B&H Photo / Amazon / Moment / Adorama Firmware update for Sony E-Mount lenses Thank you for using SIGMA products. We are pleased to announce that the download of firmware for SIGMA’s E-mount is now available. The changes in this firmware are as follows: 【Applicable product … Continue reading Sigma 28-45mm f/1.8 DG DN Art and Sigma 24-70mm f/2.8 DG DN II Art Firmware Updates Released