The structure of microscopic specimens visible to the naked eye by taking the projection on the screen during observation and demonstration to a group of students. Eyepieces Huygenian 10X and 15X. Objectives Achromatic 5X, 10X, & 20 X (S). Screen 150 mm. diameters round glass projection screen rotatable through 360°. Compact in design and provides high contrast and distortion free magnified images on fine ground screen. Stage Fixed square stage size 115 x 115 mm with graduated detachable mechanical stage. Nosepiece Triple revolving nosepiece. Illumination 20 W Halogen bulb is provided with solid state variable light. Operates on 220 V AC 50 Hz.