M58x0.75 male to M45x0.75 female thread adapter

• Front side - M45x0.75 female thread
• Rear side - M58x0.75 male thread

Machined from high quality aluminium alloyWhy aluminium?.

This adapter allows using lenses with M45x0.75 thread on shutters with M58x0.75 front cell thread.

Compatible shutters:

• Compur #3
• Copal #3
• Prontor $3

Take note that the lens should not have any elements protruding too much backwards beyond its mount.