A handheld smartphone-controlled spectrophotometer based on hue to wavelength conversion for molecular absorption and emission measurements - ScienceDirect
PDF] Hand-held optical fiber smartphone spectrometer for classification of vegetable oils | Semantic Scholar
Use Your Smartphone as an "Absorption Spectrophotometer" | Chemical Education Xchange
Smartphone based optical spectrometer for diffusive reflectance spectroscopic measurement of hemoglobin | Scientific Reports
Fabrication of a Smartphone-Based Spectrophotometer and Its Application in Monitoring Concentrations of Organic Dyes | ACS Omega
Neospectra Spectrometer Phone Case on Behance
GoSpectro - the power of spectroscopy at your fingertips | Alphanov
Fabricated smartphone spectrometer and its compartments (a); rear view... | Download Scientific Diagram
Public Labs Open Source Smartphone Spectrometer Let's You Find Your Wavelength | HotHardware