Biological Monocular Students Microscope F series:Description:This is a perfect microscope for students .It comes with full optical glass elements, metal framework, 360 degree rotatable monocular head, coarse & fine focusing.And It is an ideal microscope for home school or for students from elementary to high school.It is also an excellent instrument for hobbyists.And is specifically designed for education purposes for limited budgetsFeatures:1. Great quality inexpensive monocular biological compound microscope2. Nice Economical Price3. Great for Homeschool Applications, Breeders, Medical Students, Schools, Livestock Farms4. Excellent Bright and Clear Images through High Quality Optics FA F1 F1-100 Standard SpecificationFAF1F1-100Viewing HeadMonocular Head, Inclined at 45°, 360° Rotatable√√√EyepieceWide Field EWF10X/18eyepiece√√√WF16X eyepieceOOOWF20X EyepieceOOONosepieceOutward Triple Nosepiece√√ Outward Quadruple Nosepiece √ObjectivesAchromatic Objective 4X 10X 40X(S)√√ Achromatic Objective 4X 10X 40X(S), 100X(S.oil) √Achromatic Objective 20X 60XOOOStagePlain Stage with Paired Slide Clips, Size 110X110mm√ Double Layers Mechanical Stage:110X126, Moving range:70X30mm √√CondenserSingle Lens with Disc Diaphragm√ Abbe Condenser N.A.=1.25 With Iris Diaphragm and Filters √√Focusing SystemCoaxial Coarse and Fine Focusing Adjustment, Fine scale:0.002mm√√√CollectorHigh Brightness Collector√√√IlluminationAC220V/110V, Incandescent Lamp 20W√ AC220V/110V, 6V20W, Brightness Adjustable √√AC220V/110V, LED illumination , Brightness Adjustable.OOOFiltersBlue Filter-√√Optional AccessoriesPlan-Concave MirrorOOODigital Camera Eyepiece 0.1MP, 0.3MpOOONote: "√"Standard Specification, "O"Optional Parts