The VILTROX NF-NEX adapter ring is used for Nikon F lens mount for mounting the Sony E camera, such as A7 or A7R or NEX-5 or NEX-3 or NEX-5N or NEX-C3 or NEX-5R or NEX-F3 etc. 8-stops accurate dial aperture, manual focus and CNC metal assembly, a really good partner for photography lovers. Functions: Commonly used lens type Nikon G, F, AI, S, D to Sony E mount camera. Manual focusing, can achieve infinity focus. 8-stop exactly dial aperture, fantastic and smooth surface. CNC metal mount, easy to install and operate. 1 or 4" screw hole at the bottom, easy to attach it to tripod. Mount the plate is detachable, easy to use with telephoto lens. Technical data: Brand: VILTROX Model: NF-NEX Main Material: Aluminum! Lens compatibility: for lens(G or F or AI or S or D) Nikon F series Compatible cameras: for Sony E mount cameras such as for A7 or A7R or NEX-5 or NEX-3 or NEX-5N or NEX-C3 or NEX-5R or NEX-F3 etc! Item Size: 6,5 x 6.5 x 8 cm or 2.6 x 2.6 x 3.1 in Item Weight: 165g or 5,9 oz Package Size: 10.3 x 9,3 x 6 cm or 4.1 x 3.7 x 2,4 in Package Weight: 204g or 7,2oz This is a manual focus adapter ring. Supports aperture priority mode and M, supports snapshot priority mode. The camera and lens shown in the pictures are not included. List package: 1 x Package List Adapter Ring: 1 x Ring Adapter