Techart EF-FG01 AF Adapter For EF Lens to For Fujifilm Fuji GFX 50R 50S GFX100
This has nothing to do with our adapter. You may refer to this Sigma lenses on Fujifilm GFX guide prepared by Jeffrey Poon for more information. Initialization of Techart EF-GFX adapter. Introduction of TECHART EF-GFX Adapter.