The projection of Micro slide can be observed by a group of students on a round screen, diameter 150mm having crossline. The microscope is equipped with triple revolving nosepiece, coarse and fine motion knob . Built in base transformer with solid state variable light control arrangement with LED illumination Complete in carrying case. Ach. Objectives: 5x, 10x & 45x Huy. Eyepiece: 10x & 15x Magnification: 50x to 675x