Biological Monocular Students Microscope 68 series:Description:This is a perfect microscope for students .It comes with full optical glass elements, metal framework, 360 degree rotatable monocular head,separate 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 Optics5. Separate Coarse & Fine Focusing SM68L SM68F SM68H SM68B Standard Specification68L68F68H68BViewing HeadMonocular Head, Inclined at 45°, 360° Rotatable√√√√Sliding Binocular head, inclined at 45°,Interpupillary Distance 55-75mm √Teaching Head (Dual Viewing Head)OOOOEyepieceWide Field EWF10X/18eyepiece√√√√WF16X eyepieceOOOOWF20X EyepieceOOOONosepieceOutward Triple Nosepiece√√√ Outward Quadruple Nosepiece √ObjectivesAchromatic Objective 4X 10X 40X(S)√√√ Achromatic Objective 4X 10X 40X(S), 100X(S.oil) √StagePlain Stage With Paired Slide Clips, Size: 120X110mm√√ Single Lay Mechanical Stage:120X110mm, With Attachable Stage,Moving range:60X30mm √√Condenser0.65 Condenser With Disc Diaphragm√ 0.65 Condenser With Iris Diaphragm √ Abbe Condenser N.A.=1.25 With Iris Diaphragm and Filters √√Focusing SystemSeparate Coarse and Fine Focusing Adjustment√√√√CollectorHigh Brightness Collector√√√√IlluminationAC220V/110V, 20W Incandescent Lamp√√√√AC220V/110V, LED illuminationOOOOFiltersBlue Filter√√√√Optional AccessoriesConcave MirrorOOOODigital Camera Eyepiece 0.1MP, 0.3MP,1.3MP with softwareOOOONote: "√"Standard Specification, "O"Optional Parts