Why the hell is this about equivalence? So far as I know In case you have a Fuji camera you can't place a Sony FE 28mm f2 on it in any case. Do you think you're gonna provide all your Fuji gear as the optically inferior FE lens is cheaper? https://link-fuji18887643.jaiblogs.com/53843320/a-simple-key-for-link-fuji188-unveiled