Nikon 70-180mm f4.5-5.6 D Micro 206080 Close-ups to approximately 0.37m/1.2 ft. (1:1.3 reproduction ratio) ED glass elements offer high-resolution and high-contrast image even at maximum aperture 112.4mm working distance Nine-blade rounded diaphragm blades achieves a natural blur for out-of-focus elements Even life-size (1:1) magnification is possible with close-up attachment lens No. 6T (at 180mm)