Details online in Optics Express, 27Dec04 issue www.opticsexpress.org Synopsis of Stokes Spectrum Inversion •   Infer Stokes spectrum from fringe patterns •   Accurate wavelength calibration key! –  Refine conventional lamp-spectra calibration with spline fit to PSIM fringes •   Accurate spectral retardance knowledge key! –  Unambiguous estimation from polarized source –  Recal w/ temperature drift, or stabilize •   Basis-matching approach necessary –  Simple pseudoinverse yields ripple artifacts To PSIM Page Next Page