Line-field confocal optical coherence tomography for three-dimensional skin imaging
- PMID: 36641566
- PMCID: PMC9743950
- DOI: 10.1007/s12200-020-1096-x
Line-field confocal optical coherence tomography for three-dimensional skin imaging
Abstract
This paper reports on the latest advances in line-field confocal optical coherence tomography (LC-OCT), a recently invented imaging technology that now allows the generation of either horizontal (x × y) section images at an adjustable depth or vertical (x × z) section images at an adjustable lateral position, as well as three-dimensional images. For both two-dimensional imaging modes, images are acquired in real-time, with real-time control of the depth and lateral positions. Three-dimensional (x × y × z) images are acquired from a stack of horizontal section images. The device is in the form of a portable probe. The handle of the probe has a button and a scroll wheel allowing the user to control the imaging modes. Using a supercontinuum laser as a broadband light source and a high numerical microscope objective, an isotropic spatial resolution of ∼1 µm is achieved. The field of view of the three-dimensional images is 1.2 mm × 0.5 mm × 0.5 mm (x × y × z). Images of skin tissues are presented to demonstrate the potential of the technology in dermatology.
Keywords: dermatology; microscopy; optical coherence tomography (OCT); three-dimensional imaging.
© 2020. Higher Education Press.
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