SELON SE-XSP-200V Microscope 1.Focusing Coaxial Coarse and Fine Adjustment 2. ... DiaphragmPower AC Input 220V or 110V, DC Output 6VSELON SE-XSP-200V Microscope, Focusing Coaxial Coarse and Fine AdjustmentBiological Microscope, microscope ... % deposit required before production, 70% balance before delivery. SELON SE-XSP-200V Microscope, Focusing Coaxial Coarse and Fine Adjustment