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// Example 5.5
// To calculate the inaccuracy with which resonator should be fabricated
// Page no.216
clc;
clear;
// Given data
R1=0.9; // Reflectivity at point A
integer=4;
n=3.5; // Reflection index of silicon
F=%pi/(1-sqrt(R1)); // The finesse of the resonator and also called as the ratio of the free spectral range
lambda0=850; // Wavelength in nanometer
L=integer*lambda0/(2*n); // Resonator length in nanometer
// The inaccuracy with which resonator should be fabricated
deltaL=L*0.5/F;
// Display result on command window
printf('\n Resonator length = %0.0f nm',L)
printf('\n The inaccuracy in length with which resonator should be fabricated = %0.0f nm',deltaL)
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