1.Objectives:Grouped From Any Three Objectives of 1X,2X,3X and 4X
2.Wide Field Plane-Scope Eyepiece:WF10X,WF15X(Optional)
3.Articulated Binocular Head,Interpupillary Distance:55-75mm,45º Inclined
4.Natural Light For Illuminating Gathered By Ø60mm Black-white Reversible Stage Plate
5.Rack and Pinion Coarse Focusing Mechanism With Slip Clutch and Tension Adjustment
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