Astro-Berlin Tachonar 75mm f1.0 lens mount_Argus C3 with a crank-driven centre column

with a crank-driven centre column

with clean glass with a couple larger specks of dust

mostly around the base

Honestly a pretty sweet device

Astro-Berlin Tachonar 75mm f1.0 lens mount_Argus C3 with a crank-driven centre columnThis is an extremely rare Astro Berlin Tachonar 75mm f1. 0 lens. This is a lens only, without diaphragm or focusing helicoid. Optics are free of haze or fungus, with some dust; the front coating has a fingerprint etched onto it, but this is on the coating only: there's no effect on the glass itself. This lens will easily cover full frame at infinity, with enough flange distance to be adapted to a mirrorless camera. This lens will not fit any specific