Why the hell is this about equivalence? So far as I know When you've got a Fuji digicam you can't place a Sony FE 28mm f2 on it in any case. Have you been intending to market your Fuji gear since the optically inferior FE lens is less expensive? No, https://garrettqyelr.digitollblog.com/26802071/a-secret-weapon-for-fuji188