Achromatic Objectives: 4X, 10X, 40X (S), 100X (S,Oil) Eyepiece: Wide Field Eyepiece :WF10X,(WF16X optional) Viewing head: Monocular Compensation Free Binocular Head Inclined at 30° Sliding Binocular Head Inclined at 45° Compensation Free Trinocular Head Sliding trinocular Head Monocular, with video teaching head Stage: Double Layer Mechanical Stage Size 140X140mm,Moving Range 75X45mm Focusing: Coaxial Coarse and Fine Adjustment, Focusing Range 30mm,Focusing Interval 0.002mm Condenser: Abbe NA=1.25 with lris Diaphragm& Filter IIIumination: LED LIGHT (Halogen Lamp optional) LCD: 9 inches display, integrated camera module, 2 million pixels, the display resolution 1280*800, multilingual support, with an USB output interface,With a mouse, you can take pictures and store photos, TF card slot, with a USB interface, you can link to a computer-operated camera chip