Still can't find the top part of the focusing knob for my collapsible summicron..

[radi(c)al_cam]

Justin, my sincerest compassion.

I must say, you have really really serious problems. Your problems are much much worse than those of e.g. millions of US Americans who will soon be unable to afford a sensible health insurance.

🙂

 

[zuikologist]

Why not 3D print one and publish the schematics free for others to use - a useful service to RF society 🙂

 

[Mojo]

Have you tried contacting Hong Kong repair technicians? The local forum has a list of techs and their contact numbers. They may help you find one.