Kenko Extension Tube Set for Nikon AF

A set of three extension tubes for Nikon F mount: 12mm, 20mm, and 36mm. These tubes have the electronic contacts necessary to maintain autofocus and autoexposure capabilities. If you're curious about macro work, this is an inexpensive way to get started- or to get a lot of extra magnification out of your current macro lens. Comes with original box.