M42x1 female to M39x1 (LTM) male thread adapter, infinity focus

• Front side - M42x1 female thread
• Rear side - M39x1 male thread

This adapter allows using lens with universal M42x1 thread mount on cameras with M39x26tpi thread (also known as LTM, Leica Thread Mount, L39) like old Leica, FED, Zorki.

Infinity focus is preserved.

The adapter is made of two parts, so you may adjust position of witness mark if necessary.

Machined from anodized aluminium.