Firmware v1.10 is released for Fringer EF-GFX Pro (FR-EFTG1). Updating your adapter is highly suggested. Main improvements include: 2021/12/16 Version 1.10 Added following lenses to the tested and optimized lens list: Tamron SP AF 200-500mm F/5-6.3 Di LD (IF) Canon EF 70-200mm f/4L USM Canon EF 70-200mm f/4L USM + 1.4X Canon EF 300mm f/4L … Continue reading Fringer EF-GFX Pro Firmware 1.10 Released