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Diffstat (limited to '3740/CH6/EX6.4')
| -rw-r--r-- | 3740/CH6/EX6.4/Ex6_4.jpg | bin | 0 -> 65127 bytes | |||
| -rw-r--r-- | 3740/CH6/EX6.4/Ex6_4.sce | 19 |
2 files changed, 19 insertions, 0 deletions
diff --git a/3740/CH6/EX6.4/Ex6_4.jpg b/3740/CH6/EX6.4/Ex6_4.jpg Binary files differnew file mode 100644 index 000000000..a4d4d2581 --- /dev/null +++ b/3740/CH6/EX6.4/Ex6_4.jpg diff --git a/3740/CH6/EX6.4/Ex6_4.sce b/3740/CH6/EX6.4/Ex6_4.sce new file mode 100644 index 000000000..a401aa301 --- /dev/null +++ b/3740/CH6/EX6.4/Ex6_4.sce @@ -0,0 +1,19 @@ +//Optoelectronics - An Introduction, 2nd Edition by J. Wilson and J.F.B. Hawkes
+//Example 6.4
+//OS=Windows XP sp3
+//Scilab version 5.5.2
+clc;
+clear;
+
+//given
+//Let the focal length ratio of objective lens to eyepiece lens of a telescope be f2/f1 = 'f'
+f=30;
+Lambda=633e-9;//wavelength of the laser beam in m
+D=3e-3;//Diameter of the plasma tube in m
+
+Theta1=Lambda/D;//Divergence of the beam in radians
+mprintf("\n Theta1 = %.1e rad",Theta1);
+
+Theta2=Theta1/f;//Divergence of the beam after collimation in radians
+mprintf("\n Theta2 = %.1e rad",Theta2);
+
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