
Proceedings Paper
Compressive ultrahigh-speed continuous imaging using spectrally structured ultrafast laser pulsesFormat | Member Price | Non-Member Price |
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Paper Abstract
We demonstrate an ultrahigh-rate imaging system applied to very high speed microscopic flows. Chirp processing of ultrafast laser pulses in optical fiber is employed to create pseudorandom spectral patterns at a rate of one unique pattern per pulse. These spectral patterns then serve as structured illumination of the object flows inside a 1D spatial disperser before digitization at a rate of one sample per optical pulse with a fast single pixel photodetector. Diffraction-limited microscopic imaging of flows up to 31.2 m/s is achieved at up to 19.8 and 39.6 Gigapixel/sec rates from a 720 MHz acquisition rate.
Paper Details
Date Published: 9 March 2015
PDF: 10 pages
Proc. SPIE 9355, Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XV, 93550P (9 March 2015); doi: 10.1117/12.2079839
Published in SPIE Proceedings Vol. 9355:
Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XV
Alexander Heisterkamp; Peter R. Herman; Michel Meunier; Stefan Nolte, Editor(s)
PDF: 10 pages
Proc. SPIE 9355, Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XV, 93550P (9 March 2015); doi: 10.1117/12.2079839
Show Author Affiliations
Bryan T. Bosworth, Johns Hopkins Univ. (United States)
Jasper Stroud, Johns Hopkins Univ. (United States)
Dung N. Tran, Johns Hopkins Univ. (United States)
Jasper Stroud, Johns Hopkins Univ. (United States)
Dung N. Tran, Johns Hopkins Univ. (United States)
Trac Tran, Johns Hopkins Univ. (United States)
Sang Chin, Johns Hopkins Univ. (United States)
Mark A. Foster, Johns Hopkins Univ. (United States)
Sang Chin, Johns Hopkins Univ. (United States)
Mark A. Foster, Johns Hopkins Univ. (United States)
Published in SPIE Proceedings Vol. 9355:
Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XV
Alexander Heisterkamp; Peter R. Herman; Michel Meunier; Stefan Nolte, Editor(s)
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