Unit Definition (polegada [Portuguese]) The polegada is a Portuguese "inch" unit, equal to 1/12 pé, 2.777 centimeters, or 1.093 inches.
Unit Definition (millimicron) A unit of metric measurement 1000 millimeters equal one meter, 10 millimeters equal one centimeter, about 25 millimeters is one inch.
Length/Distance 
