jupiter-8

I have a Jupiter 8 from 1957. Is not adjusted for Leica but focus at one meter and wide open is very very close. The problem is the lens don't focus properly at infinity. The distance scale is at infinity, but the camera rangefinder is not. Any advice? Can I easy fix the lens? Thanks to all!!

Hi everyone So I received my very own Jupiter 8 (it's a PT3110 so very late in the game). Gorgeous condition on this specimen, aperture and focus both smooth, very smooth. There's some oil on the aperture blades but to my understanding that's not a problem. But yeah, it backfocuses a bit on my...