Mcoplus EXT-NP Electronic Extension Tube Set (12, 20, & 36mm) For Nikon Cameras

Mcoplus EXT-NP Electronic Extension Tube Set (12, 20, & 36mm) For Nikon AF AF-S DX FX SLR Cameras It is in good vintage condition with very minor signs of wear. Works. Rare used. Please see the pictures for more details. Item dimensions: 3.52 x 2.72. Item weight: 6.7 oz. About this item Compatibility: Work with Nikon AF AF-S DX FX SLR Cameras, including D5300, D5000, D3000, D3200, D5100, D5200, D3100, D7000, D7100, D4, D800, D800E, D600, D610, D40, D40x, D50, D60, D70, D80, D90, D100, D200, D300, D3, D3S, D700 Function: Transform common lens into macro lens to capture the high quality images of small objects, enter the macro world. Auto Focus: when installed the tubes, it needs appropriate focusing distance (1-3cm) space to auto-focus function. Tube diameter : ab.69mm. Tube Lengths: (1) 12mm.(2) 20mm.(3)36mm, use alone or combinations. Note: when use 3 tubes together, there is a little difficult to auto focus. Suggest use manual focus or Increase the lens focal lengths to avoid blurry. Please let me know if you have any questions. Please see the pictures for more details.