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Conferences > ECBO > 2019 > PSW11078 > 11078_81
  • Optical Coherence Imaging Techniques and Imaging in Scattering Media III
  • SPIE Proceedings (Optica Publishing Group, 2019),
  • paper 11078_81
  • •https://doi.org/10.1117/12.2526761

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, and Cristina Masoller

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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.

© 2019 SPIE/OSA

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