I run this lens on a D90 or D5100 as almost "always-on". To the great optical Performance is much written that the working distance for "artistically serious" macro shots too short is - true. If you use but ranzugehen it as "Average Joe" with the possibility even close - just Excellent! Need be (at DX and only for it's made) behind the dimmed 50gern 1: 1.4 or 60mm Micros not hide. And at the price. Let's hope that the plastic be with us. The fifth star there in one to two years after several Photo Tours if they were unscathed ...