diff options
Diffstat (limited to '3875/CH9/EX9.4')
| -rw-r--r-- | 3875/CH9/EX9.4/9_4.txt | 2 | ||||
| -rw-r--r-- | 3875/CH9/EX9.4/Ex9_4.sce | 11 |
2 files changed, 13 insertions, 0 deletions
diff --git a/3875/CH9/EX9.4/9_4.txt b/3875/CH9/EX9.4/9_4.txt new file mode 100644 index 000000000..8b2655cbc --- /dev/null +++ b/3875/CH9/EX9.4/9_4.txt @@ -0,0 +1,2 @@ +The numerical aperture is = 0.3775.
+The acceptance angle is = 22 degree.
\ No newline at end of file diff --git a/3875/CH9/EX9.4/Ex9_4.sce b/3875/CH9/EX9.4/Ex9_4.sce new file mode 100644 index 000000000..7aff2104e --- /dev/null +++ b/3875/CH9/EX9.4/Ex9_4.sce @@ -0,0 +1,11 @@ +clc;
+clear;
+n1=1.45 //refractive index of core
+n2=1.40 //refractive index of cladding
+
+//calculation
+NA=sqrt(n1^2-n2^2)
+mprintf("\nThe numerical aperture is = %1.4f.\n",NA)
+
+i_a=asind(NA)
+mprintf("The acceptance angle is = %d degree.",i_a)
|