An optofluidically tunable multimode interference (MMI) bandpass filter is demonstrated. This scheme allows for a tuning range of almost 40 nm, which can be made continuous by increasing the liquid level around the multimode fiber.
© 2009 OSA
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2340) Fiber optics and optical communications : Fiber optics components
(230.0230) Optical devices : Optical devices
(230.7408) Optical devices : Wavelength filtering devices
J. E. Antonio-Lopez, I. Hernandez-Romano, D. A. May-Arrioja, J. J. Sanchez-Mondragon, and D. A. May-Arrioja, "Optofluidic Tuning of MMI Bandpass Filter," in Frontiers in Optics 2009/Laser Science XXV/Fall 2009 OSA Optics & Photonics Technical Digest, OSA Technical Digest (CD) (Optical Society of America, 2009), paper FTuD6.