Leica IIIc Red Curtain lens mount_Mamiya NC A simple one-knob release loosens

A simple one-knob release loosens the ball and swivel mechanisms at the same time for quick adjustment

This a later-model Asahi 50mm f1

so we can't make any guarantees

Fotodiox Pro Contax/Yashica (C/Y) to Fuji GFX mount adapter in excellent condition

But assuming you're not

Leica IIIc Red Curtain lens mount_Mamiya NC A simple one-knob release loosensAll right, so there was a time in the early to mid 1940s when German industries found their normal course of doing business complicated by, let's say, a convolution of international relations. With imports restricted and German manufacturing capacity allocated to more, ah, pressing priorities, Leica found itself in a bit of a pickle: they'd been contracted to supply cameras to certain government agencies which will remain here unnamed, but they'd run