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Color structured light imaging of skin
Bin Yang1, John Lesicko2, Austin Moy1
1University of Texas at Austin, Biophotonics Laboratory, Department of Biomedical Engineering, 107 West Dean Keeton Street Stop C0800, Austin, Texas 78712, United States.
Journal of Biomedical Optics
|May 22, 2016
Summary
This study introduces a structured light (SL) imaging method for skin, enhancing contrast from superficial scattering. Color-rendered SL images offer an intuitive way to visualize skin pathologies.
Area of Science:
- Biomedical Optics
- Dermatological Imaging
Background:
- Superficial tissue scattering in skin limits visibility of surface structures.
- Traditional imaging methods may not effectively differentiate superficial skin features.
Purpose of the Study:
- To present a wide-field imaging technique for skin using structured light (SL).
- To highlight contrast from superficial tissue scattering for improved visualization.
- To demonstrate the utility of color-rendered SL images for viewing skin pathologies.
Main Methods:
- Utilized a structured light (SL) approach with specific spatial frequencies to limit photon penetration depth.
- Employed a custom-built handheld SL imaging system.
- Rendered SL images in a color format for intuitive display.
Main Results:
- The SL approach effectively gated images for photons originating from the skin surface.
- Enhanced contrast from superficial tissue scattering was achieved.
- Demonstrated the visualization of skin pathologies using the developed system.
Conclusions:
- Structured light imaging is a viable method for visualizing superficial skin structures.
- Color rendering of SL images provides an intuitive display for dermatological applications.
- The custom-built handheld system effectively demonstrates the potential of this imaging modality.
