Article quoted from: Yarn count calculation method units The fixed length system: A. tex: the mass gram of a yarn of 1000 meters in length is called the characteristic number. Formula: Ntex = (G/L) * 1000 Medium: G is the weight of the yarn (gram), and L is the length of the ...
are either marked by hand or detected by means of the method such as that described in Swiss Patent application 2651/91, the disclosure of which is incorporated herein by reference. As an alternate to calculation by means of the given formula, a fast Fourier transform (FFT) can also be ...