Quote Originally Posted by SafetyBob View Post

If someone made a 6x6 back for the Mamiya 645, it would bring new life to that camera system. I love mine but honestly would rather have 6x6 neg vs. the 6x4.5 neg, but I will live with it. Nice system but sounds like you want to do business in 124G fashion.........get two, don't look back.

Bob E.

The Mamiya 645 cameras wouldn't be likely to work with 6 x 6 - some of the lenses have internal masking to control flare that is actually rectangular in shape - they wouldn't illuminate a square negative properly. Not to mention the problems with the viewing system.