Spectral interferometry ordinarily requires the interference of collinear beams. We measure the complete intensity and phase of pulses using non-collinear spectral interferometry by inserting a pinhole before the spectrometer, taking advantage of the diffracted beams.
© 2005 Optical Society of America
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.3180) Instrumentation, measurement, and metrology : Interferometry
(320.0320) Ultrafast optics : Ultrafast optics
(320.7100) Ultrafast optics : Ultrafast measurements
K. T. McGresham, X. Gu, P. Gabolde, and R. Trebino, "Completely Characterizing Ultrashort Pulses Using Spectral Interferometry at Large Crossing Angles," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2005), paper JWB14.
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