Versatile Biological Microscope for Educaion and medical use BM180 series:Features:1. Nice shape, excellent optical system and flexible outfit make you enjoy the microscope.2. outstanding optical performance,Seimi plan objectives provides crisp, high contrast images3. Super bright LED lamp,long life,very low power consumption4. Advanced Modularity Design to Update and Suit a Variety of Observation Styles: Suitable For Brightfield, Darkfield, Phase Contrast, Polarizing Light and Fluorescence Observation, Easy and Convenient.5. Digital camera or digital eyepiece can be added to the trinocular head to take photos and videos.Biological Microscope BM180B Standard Specification180B180TViewing HeadCompensation Binocular head inclined at30°, Interpupillary Distance 55-75mm,√ Compensation Trinocular head inclined at30°, Interpupillary Distance 55-75mm, √EyepieceWide Field EWF10X/20eyepiece√√P16X eyepieceOOWF10X eyepiece with metal pointerOOWF10X eyepiece with reticle scale 0.1mmOONosepieceBackward Quadruple Nosepiece√√Backward Quintuple NosepieceOOObjectivesSemi- Plan Achromatic Objective 4X 10X 40X(S), 100X(S.oil)√√Plan Achromatic Objective 4X 10X 40X(S), 100X(S.oil)OOInfinite Semi-Plan Achromatic Objective 4X 10X 40X(S), 100X(S.oil)OOInfinite Plan Achromatic Objective 4X 10X 40X(S), 100X(S.oil)OOStageDouble Layers Mechanical Stage:140X140, Moving range:75X50mmOOCondenserAbbe Condenser N.A.=1.25 With Iris Diaphragm and Filters√√Focusing SystemCoaxial Coarse&Fine Adjustment, Fine Division 0.002mm,Moving range:20mm√√CollectorHigh Brightness Collector√√Kohler Illumination with Iris DiaphragmOOIlluminationAC220V/110V, Super Light 3W LED illumination, Brightness Adjustable.√√AC220V/110V, 6V20W, Halogen Lamp, Brightness Adjustable.OOFiltersGreen and Blue Filters√√OptionalAccessoriesSimple Polarization Attachment (Analyzer and polarizer)OOSimple Phase contrast kitOOSliding Phase contrast kitOOTurret Phase contrast KitOODark- Filed Condenser(dry), Dark-field Condenser(oik), 100X dark field objectiveOOTemperature Controlled StageOOVideo Adapter With C mountOOEpi-fluorescent AttachmentOOHigh resolution COMS Digital Camera 1.3MP, 2.0MP, 3.0MP,5.0MP, 9.0MP with softwareOONote: "√" Standard Specification, "O"Optional PartsWide Range Accessories: