> Specifications and Details Phase contrast microscope N-200M, With wide range of accessories [e.g. dark field, phase contrast, epi-fluorescent] and advances to expand the application scope of the N-200M, the versatility of the microscope provides More Microscopy for you. > Standard Outfit Viewing Head: Compensation Free Binocular Head, Inclined at 30 degree, rotatable 360 degree; 55 to 75mm InterPupillary Distance. Eyepiece: Wide Field Eyepiece WF10X, P16X Objectives: CF High-contrast Objective 4X, 10X, 40X, 100X Nosepiece: Backward Quadruple Nosepiece Stage: Double Layers Mechanical Stage 140X140mm/75X50mm Condenser: NA1.25 Abbe Condenser with lris Diaphragm and Filter, Rack & pinion Adjustment Illumination: Halogen Lamp 6V/20W,Brightness Adjustable Focusing: Coaxial Fine and Coarse Focusing; Coarse Adjustment Travel Range: 20mm; Fine Adjustment Division: 0.002mm. Power supply: AC input 230V or 110V, DC output 6V > Options     Viewing head: >Monocular Head, Inclined at 30 degree, 360 degree Rotatable. >Compensation Free Trinocular Head, Inclined at 30 degree, 360 degree Rotatable     Eyepiece: >Wide Field Eyepiece WF10X W/Pointer >Wide Field Eyepiece WF10X W/0.1Micrometer >High Point Eyepiece WF10X/18.5 >Extra Wide Field Eyepiece EW10X/20 >Wide Field Eyepiece WF20X     Objective: >Achromatic Objective 4X, 10X, 20X, 40X, 60X, 100X   >Plan Achromatic Objective4X, 10X, 20X, 40X, 60X, 100X >Infinite Achromatic Objective System 4X, 10X, 40X, 100X >Infinite Plan Achromatic Objective System4X, 10X, 20X, 40X, 100X     Nosepiece: >Quintuple Nosepiece     Stage: >Double Layers Mechanical Stage 160X140mm/75X50mm     Condenser: >Dark Field Condenser(Dry)NA0.9 >Dark Field Condenser(Oil)NA1.25-1.36     Collector: >Kohler Illumination >Aspheric Collector     Other: >Simple Polarization Set >Simple Phase Contrast Kit >Sliding Phase Contrast Kit >Turret Phase Contrast Kit >Epi-fluorescent Attachment >Photography Attachment >1X & 0.5X Video Attachment >Drawing Attachment

> Advanced Features Big Operating Space with Backward Nosepiece, Sharp Image with High Quality Objectives   Easier Comparing Test with Dual Slides Finger of Mechanical Stage   Comfortable Handling with Precise Focusing System