Technical Specifications—Student microscope for lab school and for lerning science. Heavy microscope for life. Made for brass and iron. Weight apro x s 2.5 Kg. A grade lens.Optics: All glass optics,Para focal, precentred, high numerical aperture, high resolution with Special coating having no effect of: Moisture, fungus, fogginess or any other weather effect with passage of time. Stand: All metal constructed body with properly balanced, inclinable arm up to 90 degree for easy viewing Focussing: Separate coarse fine focusing knobs Stage: Full square stage 120 x 120 mm size with stage clips Illumination: Substage with mirror Attachment Nosepiece: Triple revolving Objectives: 10 x & 40/45 x (s. L. ) (all achromatic). Eyepieces: 10 x w f & 15 x E .P Condenser: Fi x ed abbe type condenser with iris diaphragm Packing: Nicely packed in Styrofoam enclosure with box.