Antique World War I Monocular Restoration - Carl Zeiss Jena

This week I restored this World War I monocular used by the Germans and made by Carl Zeiss. It’s a pleasure to restore such a high quality piece of optics. There is a lot of dust and dirt inside so you can barely see anything through the lens. The surface needs some restoration as well. I decided to leave the eye piece assembled because it was constructed so that I would have had to damage it to disassemble and I wasn’t sure I could put it back together as well as it was. Also I didn’t see any major dirt o