Characterization of speckle patterns generated by a semiconductor laser with optical feedback for speckle reduction in retinal imaging instruments

Donatus Halpaap; Jordi Tiana-Alsina; Meritxell Vilaseca; Cristina Masoller

doi:10.1117/12.2526761

19 July 2019 Characterization of speckle patterns generated by a semiconductor laser with optical feedback for speckle reduction in retinal imaging instruments

Donatus Halpaap, Jordi Tiana-Alsina, Meritxell Vilaseca, Cristina Masoller

Author Affiliations +

Proceedings Volume 11078, Optical Coherence Imaging Techniques and Imaging in Scattering Media III; 110782A (2019) https://doi.org/10.1117/12.2526761
Event: European Conferences on Biomedical Optics, 2019, Munich, Germany

Abstract

We study experimentally the operating conditions of a semiconductor laser diode subjected to different amounts of optical feedback in order to find a stable and cost-efficient solution for speckle reduction in double-pass retinal imaging.

Citation Download Citation

Donatus Halpaap, Jordi Tiana-Alsina, Meritxell Vilaseca, and Cristina Masoller "Characterization of speckle patterns generated by a semiconductor laser with optical feedback for speckle reduction in retinal imaging instruments", Proc. SPIE 11078, Optical Coherence Imaging Techniques and Imaging in Scattering Media III, 110782A (19 July 2019); https://doi.org/10.1117/12.2526761

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