Fotasy Contax Kiev Rangefinder OUTER Bayonet RF lens to Sony E-Mount Mirrorless Camera Adapter, for a7 a7R a7S II III IV a9 a7c Alpha 1 ZV-E10 a6600 a6500 a6400 a6300 a6000 a5100 a5000 a3500 a3000

Sale price $9.95 Regular price $19.95

Contax RF / Nikon S (OUTER Bayonet) Ranger Finder lens to Sony E-Mount Mirrorless Camera Adapter


  • Solid metal mount lens adapter allows Nikon S / Contax RF Ranger Finder Lens (OUTER BAYONET) to fit on Sony E-Mount Mirrorless camera body.
  • Infinity remains unchanged, so the lens does not need to be re-collimated or shimmed.
  • Fine finishing! Install, remove and operate lens smoothly!
  • Automatic diaphragm, auto-focusing, or any other functions will not operated with using this adapter
  • When using a lens with the adapter, the camera body should be set to either manual exposure or aperture priority mode.
  • Made of Brass and Aluminum


  • Sony E-Mount Mirrorless Camera, NEX-3 NEX-3C NEX-3N NEX-5 NEX-5C NEX-5N NEX-5R NEX5T NEX-6 NEX-7 NEX-F3 a6600 a6500 a6400 a6300 a6100 a6000 a5100 a5000 a3500 a3000Sony a7 a7 II a7 III a7r a7r II a7r III a7s a7s II a7s III a9 a9ii
  • Fits Nikon S / Contax RF (OUTER Bayonet) LensPls note: the adapter does NOT fit Nikon S / Contax RF (INNER Bayonet) Lens, eg. Zeiss-Opton Sonnar 50mm f1.5 Contax RF, the INNER Bayonet lens does Not have Focus Helicoid.

Package Includes:

  • Nikon S / Contax RF (OUTER Bayonet) Lens to Sony E-Mount Adapter x 1