May 16, 2017, 03:17
Mamiya 645 but beware shutter/film advance linkage problems. You need one that was not used commercially. Also Mamiya C330. Rolleiflex f3.5 Tessar. The ultimate is a Rolleiflex F f2.8 Planar but probably out of your budget.
GrahamS
Take my advice. I'm not using it.