This guide provides an introduction to the world of microscopy, offering an overview of the different types of microscopes and their uses. It covers the basics of how to use a microscope, including how to prepare specimens, adjust the microscope, and interpret
From Wikipedia
A microscope is a laboratory instrument used to examine objects that are too small to be seen by the naked eye. Microscopy is the science of investigating small objects and structures using a microscope. Microscopic means being invisible to the eye unless aided by a microscope.