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-rw-r--r--3840/CH11/EX11.6/Ex11_6.sce14
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diff --git a/3840/CH11/EX11.6/Ex11_6.sce b/3840/CH11/EX11.6/Ex11_6.sce
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+clear
+//
+//
+//
+
+//Variable declaration
+n1=1.55 //Core refractive index
+n2=1.50 //Cladding refractive index
+
+//Calculation
+NA=sqrt(n1**2-n2**2) //numerical aperture
+
+//Result
+printf("\n numerical aperture is %0.4f ",NA)