The Nikon Eclipse 50i incorporates a host of advanced features that take the stress out of microscopy. A stay-in-position stage handle combined with a unique ergo tube ensure ideal viewing angle, producing outstanding results. What's more, the Nikon Eclipse 50i is built around Nikon's CFI60 optical system, which means that you not only get the optimum optical performance, but you also have the freedom to add various accessories to create the setup that best suits your purpose.