Fine Vintage Exakta mount Astro-Berlin Astragon Fernobjectiv 400mm f/5 telephoto lens in superb cosmetic and fine working condition. Exceptionally-clean lens (see images), with crystal-clear optics, smooth focus and aperture. Some lettering paint has gone missing, o/w it looks near mint. The aperture collar is engraved " Made in Germany for Sterling-Howard New York, NY". Lens comes with original hood.