A high power or compound microscope achieves higher levels of magnification than a
stereo or low power microscope. It is used to view smaller specimens such as cell structures
which cannot be seen at lower levels of magnification.
A low power or stereo microscope typically employs objective lenses of 50x or less. It is used to view specimens that are visible to the naked eye such as insects, crystals, circuit boards and coins.
A stereo microscope has three key parts: