Section one of this International Standard specifies the shapes, dimensions and tolerances for the ten digits and four special symbols to be printed in magnetic ink1) and used for the purpose of character recognition. It describes the various types of printing defects and other printing considerations, together with the tolerances permitted, and also contains specifications for signal level measurement,
IS 11179-1985 history
1985IS 11179-1985 Specification for magnetic ink character recognition printing for information processing