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clear
//
//
//
//Variable declaration
n1=1.48 //Core refractive index
n2=1.45 //Cladding refractive index
//Calculation
NA=sqrt(n1**2-n2**2) //numerical aperture
theta0=asin(NA) //acceptance angle(radian)
theta0=theta0*180/%pi //acceptance angle(degrees)
theta0m=60*(theta0-int(theta0)) //acceptance angle(minutes)
//Result
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