This Nikon Labophot-2 Microscope comes with three high-quality optics (E PLAN 10, 40, and 100) that provide clear and accurate magnification for a variety of applications. The microscope has been tested and works great, ensuring that you get the most out of your investment. With its durable construction and reliable performance, this microscope is ideal for use in medical and laboratory settings, as well as for business and industrial applications. The Nikon brand is known for its quality and innovation, so you can trust that this microscope will provide you with years of dependable use.