Theory:Voscope Drawtube:Trinocular Eyepiece:WF10x Nosepiece:4 Holes Objective:Achromatic 4x,10x,40x,100x Working Stage:Double Layer Mechanical Condenser:Abbe N.A.1.25 Focusing:Coaxial Coarse & Fine Light Source:LED Power Supply:100~240V LCD Screen:9.7" Resolution:5.0M