Objective：Grouped From Any Three Objectives of 1X，2X，3X and 4X，Working Distance：1X-55mm，2X-81mm，3X-61mm，4X-57mm
Wide Field Plane-Scope Eyepiece：WF10X，（Optional： WF15X ，WF20X）
Articulated Free Binocular Head，Interpupillary Distance：55-75mm，45º Inclined；
Natural Light For Illuminating Gathered By Ø60mm Black-white Reversible Stage Plate
Rack and Pinion Coarse Focusing Mechanism With Slip Clutch and Tension Adjustment
Net Weight/Set：1.6kg；
Package：4 Sets/Carton61X35X36cm；
Gross Weight/Carton：8kg
