Well, you could BUT good luck finding a M43 Anamorphic lens then there is the problem of the format, so in the end you lose resolution using the anamorphic adapter, you lose sharpness and you can't really tune the lens. Anamorphic's are historically troublesome in focus, you can have a good sharp center but the edges will be soft, or you can tune the lens and get the corners sharp but not the center. Unless its a Arri Anamorphic produced in the last 4 years you are not going to get a sharp image across the field but then that's part of their appeal. There is also a weight issue with anamorphic lens with a rather large cylinder lens on the front in order to make the squeeze