Extnp Auto Focus Macro Extension Tube Set for Nikon AF AF-S DX FX SLR Cameras Nikon adapter ring
The AF Extension Tube Set can transform your Lens into a Macro Lens.
It moves the lens from the film or digital sensor. The closer the focus is, the greater the magnification.
The extension tube does not affect image quality as there is no optics inside.
It couples perfectly with the camera's automatic diaphragm. With cameras of TTL, AE(Through-the-lens,Atuomatic Exposure) type it gives perfect coupling except when combined with electronic flash AE unit.