Using Speckle to Build Compact, High-Resolution Spectrometers

H. Cao; B. Redding; S. Popoff; S. F. Liew; R. Sarma

doi:10.1364/COSI.2014.CTu2C.1

Classical Optics 2014
OSA Technical Digest (online) (Optica Publishing Group, 2014),
paper CTu2C.1
•https://doi.org/10.1364/COSI.2014.CTu2C.1

Using Speckle to Build Compact, High-Resolution Spectrometers

H. Cao, B. Redding, S. Popoff, S. F. Liew, and R. Sarma

Computational Optical Sensing and Imaging 2014

Kohala Coast, Hawaii United States
22–26 June 2014
ISBN: 978-1-55752-747-9

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Spectroscopy and Spectral Imaging (CTu2C)

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H. Cao, B. Redding, S. Popoff, S. F. Liew, and R. Sarma, "Using Speckle to Build Compact, High-Resolution Spectrometers," in Classical Optics 2014, OSA Technical Digest (online) (Optica Publishing Group, 2014), paper CTu2C.1.

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Abstract

Speckle pattern produced by a random structure or a multimode fiber carries spectral information of the input signal. We build a disordered on-chip spectrometer with sub-nm resolution and an all-fiber spectrometer with 1 pm resolution.

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