Fig. 1. Conceptual framework of health display：top-level requirements and hardware parameters of display screen.

Fig. 2. Schematic diagram of the relationship between health display and human eye health

Fig. 3. Effect of red light treatment

Fig. 4. Comparison of display effects of different color gamut

Fig. 5. Comparison between the dynamic range display of natural brightness and human visual ability

Fig. 6. Display effects between HDR free and HDR 1000

Fig. 7. Photo of display screen under light source with obvious glare

Fig. 8. Photos of the phone screen taken under different screen brightness（exposure time 1/8 000 s）.

Fig. 9. Photos of dimming frequencies of three mobile phones of 240 Hz，1 440 Hz，and 3 840 Hz，respectively.