Media 2: Measurement of the spectrally-resolved absolute phase difference between orthogonal optical modes using a nonlinear beat signal Anastassia Gosteva Markus Haiml Ursula Keller 10.1364/OPEX.13.008913.m002 https://opticapublishing.figshare.com/articles/media/Media_2_Measurement_of_the_spectrally-resolved_absolute_phase_difference_between_orthogonal_optical_modes_using_a_nonlinear_beat_signal/4933517 Originally published in Optics Express on 31 October 2005 (oe-13-22-8913) 2005-10-31 00:00:00 oe spectrally-resolved nonlinear phase difference orthogonal media signal Optics Express 31 October 2005 mode Measurement