Fig. 1. Absorption spectrum of the bilirubin in extracorporeal blood

Fig. 2. Photo-electric measurements system. (a) YF1000 light-color electricity integrated system; (b) ATA-500/1000 auto-temperature photoelectric analysis and measurement system

Fig. 3. Relative spectral power distributions of monochromatic LEDs with different peak wavelengths

Fig. 4. Matching figure of fitting spectrum

Fig. 5. Pictures. (a) Arrangement of LED lamps on Al substrate (b) manufactured light source in jaundice therapeutic device

Fig. 6. Luminescence spectrum of manufactured light source in jaundice therapeutic device and the absorption spectrum of the bilirubin in extracorporeal blood

Fig. 7. Luminescence spectra of four light sources and the absorption spectrum of the extracorporeal bilirubin

Fig. 8. Change of concentration of bilirubin solution with irradiation time