Smartphone-based optical spectroscopic platforms for biomedical applications: a review [Invited]

Area of Science:

• Biomedical Engineering
• Optical Spectroscopy
• Mobile Health Technology

Background:

• Smartphone technology has advanced, enabling integration of optical detection techniques.
• Sophisticated smartphone components and software facilitate novel diagnostic tools.
• Optical spectroscopic platforms are being developed using smartphones for biomedical applications.

Purpose of the Study:

• To review the development of smartphone-based optical spectroscopic systems.
• To highlight current challenges in their implementation and adaptability.
• To propose potential solutions for future improvements.

Main Methods:

• Review of existing research on smartphone optical spectroscopy platforms.
• Analysis of technological integration of optical detection techniques in smartphones.
• Discussion of biomedical applications and diagnostic capabilities.

Main Results:

• High-resolution smartphone-based optical spectroscopic platforms have been developed.
• These platforms show significant potential for point-of-care diagnostics.
• Usability demonstrated across various biomedical applications.

Conclusions:

• Smartphone optical spectroscopy presents a promising avenue for accessible diagnostics.
• Addressing current challenges is crucial for wider adoption.
• Future adaptability can be enhanced through targeted solutions.