Smartphone confocal microscopy for imaging cellular structures in human skin in vivo Journal Article


Authors: Freeman, E. E.; Semeere, A.; Osman, H.; Peterson, G.; Rajadhyaksha, M.; González, S.; Martin, J. N.; Rox Anderson, R.; Tearney, G. J.; Kang, D.
Article Title: Smartphone confocal microscopy for imaging cellular structures in human skin in vivo
Abstract: We report development of a low-cost smartphone confocal microscope and its first demonstration of in vivo human skin imaging. The smartphone confocal microscope uses a slit aperture and diffraction grating to conduct two-dimensional confocal imaging without using any beam scanning devices. Lateral and axial resolutions of the smartphone confocal microscope were measured as 2 and 5 µm, respectively. In vivo confocal images of human skin revealed characteristic cellular structures, including spinous and basal keratinocytes and papillary dermis. Results suggest that the smartphone confocal microscope has a potential to examine cellular details in vivo and may help disease diagnosis in resource-poor settings, where conducting standard histopathologic analysis is challenging. © 2018 Optical Society of America.
Keywords: microscopes; skin; diagnosis; confocal imaging; axial resolutions; confocal image; papillary dermis; cellular structure; disease diagnosis; human skin in vivo; cellular automata; in-vivo human skin; smartphones
Journal Title: Biomedical Optics Express
Volume: 9
Issue: 4
ISSN: 2156-7085
Publisher: Optical Society of America  
Date Published: 2018-01-01
Start Page: 1906
End Page: 1915
Language: English
DOI: 10.1364/boe.9.001906
PROVIDER: scopus
PMCID: PMC5905933
PUBMED: 29675328
DOI/URL:
Notes: Article -- Export Date: 1 May 2018 -- Source: Scopus
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