AmScope B490B-5M 40X-2000X Student Binocular Microscope + 5MP Camera

Digital compound microscope and a 5MP camera w/ reduction lens and USB 2.0 output for capturing or displaying images on a computer/projector, compatible w/ Windows XP/Vista/7/8/10, Mac OSX and Linux
Binocular sliding head with 10x and 20x widefield eyepieces and 55-75mm interpupillary adjustment, 30-degree inclination to reduce neck strain, and 360-degree rotation capability to enable sharing
Forward nosepiece with 4x, 10x, 40xS, and 100xS DIN achromatic precision-ground optical-glass objectives that provide color correction of magnified images, and anti-mold surfaces to preserve optics
Halogen illumination with rheostat to control light intensity, and 1.25 NA Abbe condenser with iris diaphragm and rack-and-pinion focus control for precise focus, clear examination, and light control
Double-layer mechanical stage with 1.0mm stage divisions and stage stop; and graduated coarse and fine focus with tension control to prevent stage drift