how big is a micron
How small is a micron? How big is a micron? How big is a Micron? A micrometer, commonly known as micron is one millionth of a meter, one. thousandth of a millimeter or one thousand nanometers. A strand of. human hair is about 100 microns wide and a red blood cell is approx. 8. microns in diameter. The illustration below is 2,000 times larger than actual size. Human Hair.