We present a simplified, alignment-free version of spectral interferometry using optical fibers. Spectral resolution is significantly improved using spatial fringes, avoiding time-domain filtering. We demonstrate this technique by measuring temporal chirp and a 12-ps double-pulse.
© 2006 Optical Society of America
P. Bowlan, P. Gabolde, A. Shreenath, S. Akturk, and R. Trebino, "Spatially Resolved Spectral Interferometry: A Simple Method for Measuring the Spectral Phase with High Resolution," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CWJ4.
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