Features:The lens mount adapter is suitable for Minolta MD mount manual focus lenses to fit for Nikon AI F mount cameras.It is also perfectly suitable for Nikon DSLR cameras.Aperture-priority works on most cameras, however a preset exposure compensation may be required on some cameras.This lens mount adapter is 1:1 adapter, however the magnification of the optic on the adapter is not exact 1:1.With corrective lens, allow focusing to infinity.new, never used. Made of metal and optical .Specifications:Model: MD-AIMaterial: Metal and opticalColor: BlackCompatible Lens: For Minolta MD bayonet lensesCompatible Camera: For Nikon AI F Mount camerasCompatible Camera Model(partial):For Nikon D3X, D3, D3S, D700, D300, D300sFor Nikon D5200, D3200, D7000, D5100, D3100,D7200For Nikon D90, D80, D60, D50, D40, D40xFor Nikon D70, D70sFor Nikon D800, D700For Nikon D2Xs, D2X, D2Hs, D2HFor Nikon D1, D1H, D1X and other traditional film SLR cameras like (F, AI, AF Mount)Item Weight: 75g / 2.7ozPackage Size: 7.2 * 7.1 * 3.6cm / 3.4 * 3.3 * 1.7inPackage Weight: 85g / 3ozPackage List:1 * MD-AI Lens Mount Adapter1 * Front Lens Cap1 * Rear Lens CapNote:Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this lens mount adapter.In this case "stop-down mode" will need to be used when metering since the lens does not have the ability to have its aperture controlled by the camera body. You can shoot with manual mode or aperture priority mode.