I’m not sure if this is viable or too expensive, but we do like Sigma and use their lenses professionally. This has just been announced: https://camerajabber.com/sigma-launches-100-400mm-f5-6-4-dg-dn-os-c-for-fujifilm-x-mount/
It might be a bit slow at the long end though for birding, but I’m sure it’ll be razor sharp.
I’m not sure if this is viable or too expensive, but we do like Sigma and use their lenses professionally. This has just been announced: https://camerajabber.com/sigma-launches-100-400mm-f5-6-4-dg-dn-os-c-for-fujifilm-x-mount/
It might be a bit slow at the long end though for birding, but I’m sure it’ll be razor sharp.