Sigma RF Mount Lenses Coming in Early 2020
The latest rumor suggests that Sigma will soon announce there RF -mount mirrorless lenses in early 2020, probably around CP+ 2020. It would be great for the EOS R system if SIGMA gets on board early with RF-mount lenses. The details and announcement date are unknown at the present.
The current 4 Sigma E-mount/L-mount lenses:
Stay tuned for more info.