AmScope 3.5X-90X Simul-Focal Stereo Zoom Microscope on Boom Stand with 144-LED Ring Light and 10MP USB3 Camera

Simul-focal trinocular stereo microscope simultaneously views clear images through trinocular port and eyepieces 3.5X-90X super wide field stereo zoom magnification power Up to 2-1/2" super wide field view and maximum 8" working distance Powerful 144 LED ring light with dimmer 10MP USB 3.0 digital camera with advanced editing & measuring software for Windows XP/Vista/7/8/10