-Finite Optical System -Monocular Head Inclined at 30° -Eyepiece: WF10×/18 -Backward Quadruple Nosepiece -Objective: Achromatic 4X (NA=0.1 WD=18), 10X (NA=0.25 WD=7), 40X (NA=0.65 WD=0.53)(s), 100X (NA=1.25 WD=0.13) (s)(o) -Double Layers Mechanical Stage 140X140mm, Moving Range 75X50mm -NA1.25 Abbe Condenser -Coaxial Coarse and Fine Adjustment, Fine Division 0.002mm, Moving Range 25mm -S-LED Illumination Rechargeable