This adapter has an Aperture Control Ring, to control the Nikon G series lens aperture.This adapter fits Nikon AF-S G & F Mount lenses, and Nikon F mount lens from other manufacturers. Adapter is built with 1/4in Screw tripod mount. It is possible to use Macro rings and other accessories.

• Focus to Infinity.
• Material: Brass Chromed and Anodized Aluminum

Suitable For (1)LENS: Nikon G AF-S F MOUNT, (2) CAMERA: SONY NEX-7, NEX-5, NEX-3, (3) Camcorder: SONY NEX-VG10.When you use lens adapter to connect the other lens to NEX camera,please do not use the tripod mount port on the camera,If not,it may hurt your camera's lens mount,to connect the tripod with the lens adapter can prevent this damage,especially when you use a long or heavy lens.If you need handheld shooting,the tripod connecting base on the lens adapter may disturb you. So you can just remove the base and block the holes with the plug to stop the light leak. Package includes:

1. Lens mount adapter x1,
2. Tripod Connecting Base x1,
3. Rubber Plug x1,
4. 1.5mm Hex Socket Cao Screws x2,
5. 1.5mm Allen Wrench x1(Original Manufactory Package)

https://www.youtube.com/watch?v=6-PJguvrCTk