【 Compatibility 】 The Fringer EF-GFX PRO adapter ring is compatible with various EF bayonet lenses, including Canon original EF bayonet lenses and EF bayonet lenses from third-party lenses such as Tamron, Sigma Zeiss, Voigtlander, and Samyang. Suitable for Fuji GFX100II GFX100 GFX100S GFX50SII GFX50S GFX50R cameras | 【Phase detection AF&electronic aperture】is like using a native lens on a DSLR. Supports automatic focus for facial/eye detection. Fast and accurate PDAF. Built in electronic aperture, Each step=1/3 stop, Optional Setting F number through aperture ring or command dial | 【Both Lens IS and IBIS】User selectable, Lens IS or IBIS. But not at the same time; Controlled by camera menu (Continuous, shooting only, off) | 【Lateral Chromatic Aberration (LaCA) Correction】Can Correct Color Fringes At High Contrast Edges Automatically, Built-in lens correction profile database, Profile for current lens is transferred to camera automatically, Jpeg pictures straight out of the camera have LaCA corrected. | 【Vignetting and Distortion Correction& EXIF recording】Greatly improved the common vignetting and distortion issues of adapting 35mm lenses on medium format cameras; Begin with firmware 1.30. All lens information can be record including Lens model, Focal length range, Aperture range, Current focal length, Current Aperture.