ESAW SM-02 Student Compound Microscope (Magnification 100X-675X) with 10X and 15X Wide Field Eyepieces Kit (50 Blank Slides, Cover Slips) 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. Magnification: 50x to 675x 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 112 x 112 mm size with stage clips illumination: substage mirror attachment nosepiece: triple revolving objectives: 10x & 40/45x (s. L.) (all achromatic). Eyepieces: 10xwf & 15xwf condenser: fixed abbe type condenser with iris diaphragm packing: nicely packed in styrofoam enclosure with box and instruction manual.