This brand new dual viewing microscope offers 40X 80X 100X 200X 400X and 800X basic magnifications . Various eyepieces 5X 10X 16X 20X are available for the second viewing tube to extend magnification range or let two observers to view at the same time. This microscope is specially designed for teaching demonstration and&47;or clinical examination. It is a perfect family or home school microscope. It is also an ideal instrument for biological bacteriological and pharmaceutical researches.