cavcalc.functions.symmetric.w_of_gsingle

cavcalc.functions.symmetric.w_of_gsingle(L, wl, gsingle)

Radius of a beam, of wavelength \(\lambda\), on both mirrors of a symmetric cavity of length \(L\) with mirror g-factors of \(g_s\).

\[w\left(L, \lambda, g_s\right) = \sqrt{ \frac{L \lambda}{\pi} \sqrt{\frac{1}{1 - g_s^2}} }\]