cavcalc.functions.symmetric.gsingle_of_w
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- cavcalc.functions.symmetric.gsingle_of_w(L, wl, w)#
Mirror stability factor given beam radius (on both mirrors) of \(w\), in a symmetric cavity of length \(L\); where the beam has wavelength \(\lambda\).
\[g_s(L, \lambda, w) = \pm \sqrt{ 1 - \left( \frac{L\lambda}{\pi w^2} \right)^2 }\]