Fringer C645-GFX II Auto Focus Lens Adapter for Contax 645 Lens to Fuji GFX 100S
Phase detection AF is supported for GFX100/100S. - IBIS is supported for GFX100/100S/50S II. - Firmware upgradable (through built-in micro USB port). - Aperture ring on the lens. - Lens model. - Contrast AF is supported for GFX50S/50R/50S II.