T/SZSA 029.4-2024

Main Technical Content: I. Preface II. Introduction III. Scope IV. Normative References V. Terms and Definitions 13.1 Color Temperature 13.2 Blue Light Hazard 13.3 Harmful Blue Light Energy Limits 13.4 Target Visible Light Wavelengths 13.5 Healthy Display 13.6 Solar Reference Spectrum 23.7 Suitable Screen Relative Brightness IV. Technical Requirements 24.1 Color Temperature 24.2 Harmful Blue Light Energy Proportion Limits 24.3 Suitable Relative Brightness Range of Electronic Displays under Different Ambient Light Intensities V. Test Methods 35.1 Measurement of Color Temperature and Harmful Blue Light Energy Proportion 35.1.1 Environmental Conditions 35.1.2 Test Site 35.1.3 Measurement Devices 35.1.4 Measurement Steps 45.2 Ambient Light Intensity - Measurement of Electronic Display Relative Brightness 55.2.1 Environmental Conditions 55.2.2 Test Site 55.2.3 Measurement Devices 55.2.4 Measurement Steps VI. Appendix A. Solar Reference Spectrum Power Relative Distribution B. Ambient Light Intensity - Suitable Relative Brightness Distribution of Electronic Displays References