https://www.youtube.com/watch?v=wwm9Spac_to You can preorder it now at BHphoto, TTartisan, Amazon.
Sigma still confirms there is no way they can make Full Frame RF mount lenses yet
Phototrend had a chat with Sigma CEO Yamaki and again said “he can’t comment” on the possible new RF Full Frame lenses. I don’t think this will happen any time soon :8