SIGMA 180MM F/2.8 APO MACRO EX DG OS HSM LENS FOR NIKON
180mm f/2.8 Macro LensNikon F Mount1:1 MagnificationOptical Stabilizer FunctionFLD Glass Elements Reduce AberrationFloating Inner Focusing SystemMulti-Coating Reduces Ghosting and FlareHyper Sonic Motor for Quiet FocusingFocus Distance of 18.5" / 47cm