mamiya -3 diopter correction lens m645,dsx,msx,dtl,tl,auto x1000 and auto xtl

This Mamiya -3 dioptre correction lens is a rare accessory for the Mamiya M645, DSX, MSX, DTL, TL, Auto X1000 and Auto XTL.

These correction lenses are difficult to find today, with many examples lost or located in Japan.