experiment_3 - %calculation of Vc,cutoff wavelength,MFD and...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
%calculation of Vc,cutoff wavelength,MFD and their graphical representation clc; clear all; d = input('diameter of core in micrometer=');%.3 to 25 micrometer n1 = input('enter the index of core =');%1.4 to 1.5 n2 = input('enter the index of cladding =');%1.4 to 1.5 ,n2<n1 lamda = input('enter the operating wavelength of fiber =');%1.1 to 1.7 micrometer NA = ((n1^2)-(n2^2))^(1/2);%calculation of numerical aperture disp('numerical aperture of fiber is = '); disp(NA); theta = asind(NA);%calculation of acceptance angle in degree d = d*1000;% convert diameter micrometer to nanometer a = d/2;%radius of core k = 2*pi/lamda; beta = k*n1*cos(theta);%calculation of propogation constant disp('propagation constant of fiber is = '); disp(beta); b = (((beta^2)/(k^2))-(n2^2))/((n1^2)-(n2^2)); %normalized propogation constant disp('Normalized propagation constant of fiber is = '); disp(b); Vnumber = pi*d*NA/lamda;%calculation of V number disp('V number = '); disp(Vnumber); %find wether fiber is single mode or multi mode
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

experiment_3 - %calculation of Vc,cutoff wavelength,MFD and...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online