lfief(wavelength = 500, angle = 0, polarisation = "p", thickness = c(0, 20, 140, 20, 0), dmax = 200, res = 1000, res2 = res/10, epsilon = list(1^2, -12, 1.38^2, -12, 1.46^2), displacement = FALSE, ...)Eric C. Le Ru and Pablo G. Etchegoin, published by Elsevier, Amsterdam (2009).
classify;
internal_field; invert_stack;
modify_levels