Quote Originally Posted by nicholai View Post
I am really confused as to how one accidently MX a film. Dont you rewind the tongue?
On the Mamiya RZ you can swivel the back to switch between portrait and landscape. You first have to flick a switch, if you flick it back without paying attention, you can accidentally switch it to MX. Rewinding the tongue just cocks the shutter without winding on.