Advanced Binocular Research Microscope 45-degrees inclined Binocular observation head rotatable through 360-degrees. - Quadruple nosepiece with accurate centering and positive click stops - Built in graduated mechanical stage of 135x120mm. Low coaxial drive controls for easy and smooth scan of specimen slide over range of 50x75mm - 6V-20W halogen lamp, 220/110Volts and mirror attachment for working in day light - Achromatic 4X - 10X- 40X SL and 100X SL Oil immersion Objectives - Eyepieces : Wide field WF 10X and H5x or H6X or H15X (any two pairs)