The Celestron Labs CB2000CF Binocular Compound Microscope offers all the advanced features you're looking for at an economical price. With 10x and 20x eyepieces and 4 included objective lenses (4x, 10x, 40x and 100x), you'll achieve magnification ranging from 40x to 2000x. Strong and stable thanks to its all-metal construction, this microscope features a fully adjustable, mechanical stage so you can easily center your specimen slides. Improve the quality of your magnified images with the included 3 colored filters. The 10 included prepared slides guarantee exciting discoveries right out of the box. The N 1.25 Abbe condenser with iris diaphragm concentrates and focuses the lower illumination for enhanced viewing making the CB2000CF an excellent tool for labs, schools, scientific research and more.