Anecdotally, a lot. Modeling of Aspherical elements has gotten better and it is much easier to make them as well. Mamiya made some of the first APO computer cor

Anecdotally, a lot. Modeling of Aspherical elements has gotten better and it is much easier to make them as well. Mamiya made some of the first APO computer corrected lenses back in 1988 - https://lens-db.com/mamiya-apo-sekor-z-350mm-f56-1988/ https://lens-db.com/mamiya-apo-sekor-z-350mm-f56-1988/