45mm DIN Achromatic Objective:10X,100X(S, Oil)Metallurgical Plan-scope Achromatic Objective:40X(S)Wide Field Plane-Scope Eyepiece:WF10X,WF12.5X(optional);Wide Field Plane-Scope Eyepiece with 0.1mm Cross Micrometer:WF10XMicro-ruler:0.01mm/scaleTotal Magnification:100X-1250XArticulated Free Binocular Head,Interpupillary Distance:55-75mm,45º InclinedDouble Layers Mechanical Stage(200X180mm)with Two Plates(Ø10 and Ø20mm);Moving Range X-Y:70X50mmCoaxial Coarse And Fine Focusing Adjustable Mechanism by Rack and Pinion with Tension Adjustment and Stage Height Limited Knob ;Focusing Range:25mm;Precision:0.002mmBuilt-in Adjustable Brightness Halogen Lamp 6V/20W and Kohlar Illumination System with Blue,Green,Yellow and Ground Glass FiltersNet Weight/Set:8kg;Package:1 Set/Carton 42X35X52cm;Gross Weight/Carton:10.5kg