A micron, pronounced mahy-kron comes from the Greek word mīkrón, meaning a little. A micron or micrometer/micrometer or µm is a measurement used in sciences, industry, and English-speaking countries.
Have you ever had to measure something so small it doesn't make sense to measure in centimeters or millimeters? Such as explaining the thickness of a person’s hair. That is where microns come in.
1 micron is the same as .00003937 inches, or 0.001 mm.
Between 1 μm and 10 μm:
Over 10 μm:
Now that you understand how small a micron is, what would you like to measure using microns?