Glasses and Refractive indices
Planar Waveguides
Cylindrical Waveguides
Dispersion
Optical Detection
Erbium Fibers
API
Versions
Calculate the angle (from the normal) for total internal reflection.
n_core – the index of refraction of the fiber core [–]
n_core – the index of refraction of the fiber cladding [–]
angle of total internal reflection [radians]