Using a simple magnifying glass we can see much more details than with unaided eyes. With a 10x magnification stereo microscope one can enter to the micro cosmos. The usual magnifications are between 10-80x and can be used to inspect insects, minerals, coins, etc. You do not need to make preparations, just put the test object on the stage. Image is really stereo, since the two objectives makes the image from an insect\'s point of view. Using a stereo microscope is great pastime for everyone. Many people use them in industry, who work with small parts: watchmakers, technicians, mobile phone service, chemists, agronomists, etc.