Originally Posted by tompe
I think you can do that. You can buy a converter so you can use a Nikon lens in a Canon camera. It there was some key to unlock the Nikon lens that would not have been possible. So the fact that the lens is DRM free makes it usable on the Canon camera.
With simple mechanical lenses you can get a converter. Most modern lenses, though, are full of sophisticated electronics (the equivalent of "DRM", if you like
) and will only work with their original brand of device.