Carson Advanced 40x-1600x Biological Microscope with Mechanical Stage and Binocular Head (MS-160) Metal body with 360 degree rotatable binocular head | All glass optics ensure a clear, bright image | White LED Illumination Total Magnification: 40x-1600x | Eyepieces: WF-10x and WF-16x | Objectives: 4x, 10x, 40x, 100x Double Layer | Mechanical Stage Size: 130mm x 1140mm | Condenser: Abbe 1.25 NA with Iris Diaphragm, Filter Coaxial coarse-fine adjustment for easy use Backed by Carson's One Year Limited Warranty