Product DescriptionBiological Microscope PW-BK5000 Specification: * Magnification: 40X~1000X * Eyepiece: WF10X, 20mm. * Interpupiary distance: 50~75mm, diopter adjustment * Infinite Plan objectives(5pcs): 4x, 10x, 20x, 40x(s, oil), 100x(s, oil) * Stage: Mechanical stage with removable slide holder 190x140mm; Travel area 78(X)x55(Y)mm with a right-hand stage handle; 0.1mm provide * Condenser: Abbe type N. A. =1.25 with Iris Diaphragm. * Focusing: Coaxial coarse/fine focusing knobs. * Nosepiece: Quindruple click-stop Revolving mechanism with multiple ball bearing * Illumination: Built-in Koehler illuminator system, halogen 6V-20W, Adjust brightness, Field Diaphragm * Power Supply: 85V~265V universal power supply Standard accessory: * 6V/20W spare halogen lamp --- 1pc; * BGX 1-20(0.5A) fuse --- 1pc * Blue ground glass filter --- 1pc * Dust cover --- 1pc; * English manual --- 1pc * Immersion --- 1bottle;