Voigtander
M-Bayonet Adapter for 28mm & 90mm Screw-Mount Lenses
For use with M-Bayonet Cameras
This M/L Adapter Ring from Leica allows a Leica L screw mount lens (39mm) to be mounted on a M-bayonet type camera. When used with a 28mm or 90mm lens it will also bring up the matching frame lines.