BestScope BS-3020T Trinocular Stereo Zoom Microscope, WF10x Eyepieces, 10x-45x Magnification, 1x-4.5x Zoom Objective, Upper and Lower LED Illumination, Fixed Stage, 110V Stereo zoom microscope for inspection and dissection creates three-dimensional images within a continuous magnification range of 10x to 45x Trinocular viewing configuration with a binocular head that has a pair of 20mm 10x widefield eyepieces and fixed inclination to reduce eye and neck strain, and a trinocular port that accepts a camera adapter (sold separately) 1x to 4.5x zoom objective provides low magnification and longer focal length for inspecting large-scale specimens Upper and lower LED illumination for clear examination and light control Fixed stage for holding specimens, and coaxial focus knobs to speed focusing