SME-L Features: Fully coated optical system. Mechanical length 160mm. DIN 45mm achromatic objectives, par focal.. Focus by well-made rack & pinion, accurate & smooth with built-in slip clutch and tension adjustment. Safety rack stop prevents damage to slides & objectives. Disc and iris diaphragms for your option. NA0.65condenser Y spiral type Abbe NA1.25condensor for your choice. Well-painted metal base & stand, chemical resistant. The built-in electrics are CE approved. Specification Model SME-M SME-L SME-F SME-F1 Monocular Head Inclined at 45 ° ○ ○   ○ Rotabable 360 °     ○ ○ Eyepiece WF10X ○   ○ ○ Objective 4X,10X(S) ○   ○ ○ Stage Plain stage with slide clips,stage size:110*110mm ○   ○   Double Layers Mechinical stage Stage size:110*126mm       ○ Condenser Single lens with Disc Diaphragm ○ ○ ○   Abbe NA 1.25 condenser with Iris Diaphragm       ○ Focusing Coarse Adustment ○   ○   Coaxial coarse&Fine Focus Adjustment       ○ Illumination 220V/20W or 110V/20W Incandescent lamp   ○ ○ ○ Mirror         selective parts Eyepiece:WF16X P16X Objective:20X(S) 60X(S) 100X(S) Mark” ○ ” stands for optional parts. Qty :