Description: Make M42 mount lenses (like for Zeiss, Pentax, , Mamiya, Zenit) can be used on Nikon AI cameras. With optic glass,it is able to perform focus to infinite. It is possible to use Macro ring and other accessories. Support AV (Aperture Priority) and manual mode. Perfectly compatible with all cameras for Nikon AI F mount. Specification: Meterial: Aluminum Color : Black Suitable for Minolta MD Mount Lens to Nikon F Mount Camera Body Compatible with All M42 Screw Lens All Nikon F Mount DSLR / SLR Cameras (such as: D750 D810 D4S D3300 Df D5300 D610 D7100 D5200 D600 D800/D800E D4 D5100 D7000 D3100 D300S D3000 D3X D90 D700) Package Includes: 1 Piece Lens Mount Adapter(3 Pack) Note: Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this 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