Title :
Multiexposure speckle contrast imaging using current pulsed VCSELs
Author :
Levy, Hart ; Ringuette, Dene ; Levi, Ofer
Abstract :
We implement multiexposure contrast imaging using VCSELs to quantify cortical blood flow, towards a portable technique. Device characterization and noise compensations algorithms are used to show robustness of our technique in non ideal conditions.
Keywords :
biomedical optical imaging; haemodynamics; haemorheology; laser applications in medicine; speckle; surface emitting lasers; cortical blood flow; current pulsed VCSEL; device characterization; multiexposure speckle contrast imaging; noise compensations algorithms; nonideal conditions; portable technique; Imaging; Laser modes; Lighting; Noise; Robustness; Speckle; Vertical cavity surface emitting lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
