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Dr. Johanna Trägårdh
at Entangly AB
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Publications (4)
Proceedings Article | 19 May 2022 Poster + Paper
Robust method for finding the modes in a fibre with an unknown refractive index profile
Ľubomír Škvarenina, Johanna Trägårdh, Stephen Simpson
Proceedings Volume 12140, 121400M (2022) https://doi.org/10.1117/12.2632808
KEYWORDS: Speckle pattern, Refractive index, Optical fibers, Wave propagation, Spatial light modulators, Fiber couplers, Computer simulations, Numerical simulations, Speckle
Proceedings Article | 1 April 2020 Presentation + Paper
Coherent anti-Stokes Raman scattering microscopy through a multimode fiber endoscope
Johanna Trägårdh, Tomáš Pikálek, Mojmír Šerý, Denis Akimov, Tobias Meyer, Jürgen Popp, Tomáš Cižmár
Proceedings Volume 11359, 1135907 (2020) https://doi.org/10.1117/12.2555080
KEYWORDS: Multimode fibers, Spatial light modulators, Endoscopes, Polarization, Microscopy, CARS tomography, Signal detection, Second-harmonic generation, Speckle pattern, Calibration
Proceedings Article | 20 February 2019 Presentation + Paper
Multimode fiber transmission matrix obtained with internal references
Proceedings Volume 10886, 1088610 (2019) https://doi.org/10.1117/12.2510668
KEYWORDS: Polarization, Multimode fibers, Holograms, Spatial light modulators, Optical fibers, Calibration, Cameras, Phase interferometry
Proceedings Article | 20 February 2019 Presentation + Paper
Towards focusing broad band light through a multimode fiber endoscope
Proceedings Volume 10886, 108860J (2019) https://doi.org/10.1117/12.2510449
KEYWORDS: Spatial light modulators, Endoscopes, Multimode fibers, Dispersion, GRIN lenses, Phase measurement, Calibration, Polarization
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