ItemNo: BM-012N (XSZ-107BN microscope) Specifications Eyepiece WF10X,WF16X Objective 45mm achromatic objective: 4X,10X,40X(S),100X(S,Oil) Viewing head Sliding binocular head at 45o ,360o rotatable stage Double layers mechanical stage 140X140mm/75X50mm Diaphragm Ф2-Ф30mm lris diaphragm and filter Focusing Coaxial coarse and fine adjustment,focusing range 30mm,focusing interval0.002mm condenser Abbe NA1.25 with lris diaphram&filter lllumination Built-in illumination,halogen lamp110Vor220V/6V20W Optional Plan achromatic objectives, Quintuple Nosepiece, Plan-concave mirror,Turret Annular Phase Contrast Kit