what's the thickness up what's the thickness of the human hair in m microns?
One mil is 1/000th of an inch. A sheet of paper is 4/1000ths of an inch thick, so 10 mil has the thickness of 2 1/2 sheets of paper. A mil is not to be confused with a millimeter(mm). On average human hair is 100 microns or .004 inches. 10 mil is the width of about 2 and a half human hairs.