Model lgx-2006b Detailed parameters 45mm din achromatic objective10x 100x (s, oil) Metallurgical plan-scope achromatic objective40x Wide field plane-scope eyepiecewf10xú¼wf12.5x Wide field plane-scope eyepiece with 0.1mm cross micrometerwf10x micro-ruler0.01mm/scale Total magnification100x-1250x Articulated free binocular headú¼interpupillary distance55-75mm 45 inclined double layers mechanical stageú¿200x180mm with two plates 10 and 20mm Moving range x-y70x50mm Coaxial coarse and fine focusing adjustable mechanism by rack and pinion with tension adjustment and stage height limited knobú+ Focusing range25mmú+ Precision0.002mm Built-in adjustable brightness halogen lamp 6v/20w and kohlar illumination system with blueú¼greenú¼yellow and ground glass filters Net weight/set 8kg Package1 set/carton 42x35x52cmú+ Gross weight/carton 10.5kg.