Quote Originally Posted by j_landecker View Post
The Mamiya 7 lenses typically focus a little past infinity - that's how it's set up. The question is - when the images in the viewfinder line up, is the image on the film plane sharp? It sounds like you haven't actually shot any film in the camera. Either do some tests on film with the lens wide open or put a piece of ground glass across the film rails with the back open and check the coincidence of rangefinder and film plane.
Exactly right!