Firmware (v2.00) has been released for Fringer EF-FX Pro II and EF-FX II. We have just released new firmware for Fringer EF-FX Pro II and EF-FX II adapters. Main improvements include: Version 2.10 Added following lenses to the tested and optimized lens list: EF 600/4L IS EF 600/4L IS + 1.4X EF 11-24mm f/4L EF … Continue reading Fringer EF-FX (Pro) Gen II Firmware v2.10 and EF-FX (Pro) Gen I Firmware 3.50 Released