Neewer Alumium Alloy Metal Bayonet Adjustable Manual Aperture Lens Mount Adapter for Nikon AF/AF-S lens to Sony E-mount Cameras/Camcorders Such As A7,A7S,A7R,A7II,A6000,NEX-3,NEX-5,NEX-5N,NEX-7 Specially designed to allows Nikon AF/AF-S series Lens to be used on Sony E-mount cameras or Sony camcorders. Anti-skid grooves on the surface of the product for smooth and sturdy control. Fit snugly and perfectly onto your camera and lens without any unwanted light leakage. A scale of '7-F'on the surface to aid you in adjusting aperture. The adapter has an industrial standard 1/4" screw thread for those who might want to set it to a tripod or light stand for greater freedom during shooting photos.