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fiber optic
basic characteristics


spatial mode radius in a single mode fiber optic


Caution
Fill in all input cells.
Choose all parameters unit.
This calculation page uses Marcuse formula.
All parameters are strictly positive.

InputValueunit
n1
n2
R
lam
OutputValueUnit
wfto be calculated
spatial mode radius in a single mode fiber optic
n1 : refraction index of the core n2 : refraction index of the cladding R : core radius lam : wavelength wf : spatial mode radius

Note
This calculation page can not detect all unrealistic inputs.



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