Product Name: Binocular Microscope Xsp-136e Hot Sell Model NO.: XSP-136E Principle of Optics: Differential Interference Contrast Microscope Principle: Optics Usage: Teaching, Research Shape: Rectangular Prism Kind of Light Source: Ordinary Light Stereoscopic Effect: Stereoscopic Effect Mobility: Desktop Number of Cylinder: Binoculars Type: Biological Magnification: 40X-1000X Trademark: shinea Transport Package: Foam+Carton Box Specification: 1pc/ctn Origin: China HS Code: 9011800090 Product Description SpecificationAchromatic Objectives 4X,10X,40X(S),100X(S,Oil) Eyepiece Wide Field Eyepiece :WF10X,(WF16X optional)Viewing head Compensation Free Binocular Head Inclined at 30° Stage Double Layer Mechanical Stage Size 125X115mmFocusing Coaxial Coarse and Fine Adjustment,Focusing Range 30mm,Focusing Interval 0.002mm Condenser Abbe NA=1.25 with lris Diaphragm&Filter IIIumination LED(1W) Lamp 220V or 110V ;( LED 3W lamp optional, Halogen bulb 6V/20W optional)