Cited by 76Advanced Fluorescence Microscopy TechniquesBiosensors and Analytical DetectionAdvanced optical system design

Open-source do-it-yourself multi-color fluorescence smartphone microscopy

Open access
Sung, Yulung, Campa, Fernando, Shih, Wei-Chuan·2017·Biomedical Optics Express

Abstract

Fluorescence microscopy is an important technique for cellular and microbiological investigations. Translating this technique onto a smartphone can enable particularly powerful applications such as on-site analysis, on-demand monitoring, and point-of-care diagnostics. Current fluorescence smartphone microscope setups require precise illumination and imaging alignment which altogether limit its broad adoption. We report a multi-color fluorescence smartphone microscope with a single contact lens-like add-on lens and slide-launched total-internal-reflection guided illumination for three common tasks in investigative fluorescence microscopy: autofluorescence, fluorescent stains, and immunofluorescence. The open-source, simple and cost-effective design has the potential for do-it-yourself fluorescence smartphone microscopy.

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Crossref · 10.1364/boe.8.005075

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  • Other contact lens-based optical sensors have involved the use of photonic crystal materials in combination with responsive hydrogels or fluorescent dyes for measuring glucose and other target analytes in tears.

    “Other contact lens-based optical sensors have involved the use of photonic crystal materials in combination with responsive hydrogels or fluorescent dyes for measuring glucose and other target analytes in tears110-113.”

    From Wearable biosensors for healthcare monitoring (2019) · cites this paper as [113]

  • The use of mobile devices and smartphone-based microscopes, including algorithm-based applications, is expected to facilitate the readout of the response in optical wearable biosensors.

    “Furthermore, the use of mobile devices and smartphone-based microscopes, including algorithm-based applications, is expected to facilitate the readout of the response in optical wearable biosensors112,113,195.”

    From Wearable biosensors for healthcare monitoring (2019) · cites this paper as [113]

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Authors
Sung, Y., Campa, F., & Shih, W.-C.
Affiliations
University of Houston (US)
Venue
Biomedical Optics Express
Published
2017-10-19
Volume
8
Issue
11
Pages
5075
ISSN
2156-7085 (ISSN-L)
OpenAlex
W2765240465
Cited by
76
References
31
Citations by year
2026: 3 · 2025: 4 · 2024: 4 · 2023: 9 · 2022: 9 · 2021: 15 · 2020: 14 · 2019: 14 · 2018: 4
FWCI
5.13
Type
journal article
Language
en
Open access
Locations
  • Biomedical Optics Express (publishedVersion)
  • PubMed Central (publishedVersion)
  • PubMed (publishedVersion)
Funders
National Science Foundation (1643391)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Biophysics › Advanced Fluorescence Microscopy Techniques
  • Physical Sciences › Engineering › Biomedical Engineering › Biosensors and Analytical Detection
  • Physical Sciences › Engineering › Biomedical Engineering › Advanced optical system design
Keywords
smartphone microscopy, fluorescence microscopy, open-source instrumentation, point-of-care testing, immunofluorescence, autofluorescence, fluorescent stains, low-cost microscope

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