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GB/T 42750-2023: Measuring methods of optical radiation safety for wearable devices
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 42750-2023 | English | 379 |
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Measuring methods of optical radiation safety for wearable devices
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GB/T 42750-2023
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Basic data | Standard ID | GB/T 42750-2023 (GB/T42750-2023) | | Description (Translated English) | Measuring methods of optical radiation safety for wearable devices | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L51 | | Classification of International Standard | 31.260 | | Word Count Estimation | 18,152 | | Date of Issue | 2023-05-23 | | Date of Implementation | 2023-12-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42750-2023: Measuring methods of optical radiation safety for wearable devices---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 31:260
CCSL51
National Standards of People's Republic of China
Optical radiation safety measurement method for wearable devices
Released on 2023-05-23
2023-12-01 Shi
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Measurement conditions 1
4:1 Standard Atmospheric Conditions 1
4:2 Darkroom environment 2
4:3 Power supply 2
4:4 Test sample setup 2
4:5 Security Protection 2
5 Measuring equipment 2
5:1 Spectral measurement equipment 2
5:2 Irradiance Receiver 3
5:3 Radiance receiving device 3
5:4 Variable angle test bench 3
5:5 Standard light source 3
6 Optical radiation measurement 4
6:1 Measurement of eyewear devices 4
6:2 Measurement of skin contact devices 7
Appendix A (Normative) Optical Radiation Acceptance Angle 11
Appendix B (Normative) Action spectral weighting function 12
Reference 14
Fig:1 Schematic diagram of irradiance measurement device 5
Figure 2 Radiance measurement device 6
Figure 3 Schematic diagram of the irradiance measurement device (skin) 9
Figure B:1 Optical radiation hazard action spectral weighting function 12
Table A:1 Optical radiation acceptance angle of eyewear equipment11
Table A:2 Skin contact equipment optical radiation acceptance angle 11
foreword
This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents"
drafting:
Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents:
This document is proposed by China Machinery Industry Federation:
This document is under the jurisdiction of the National Optical Radiation Safety and Laser Equipment Standardization Technical Committee (SAC/TC284):
This document was drafted by: Hangzhou Zheda Sanse Instrument Co:, Ltd:, Xiamen Metrology and Testing Institute, Puyang Quality and Technical Supervision and Inspection
Testing Center, Hangzhou Santai Testing Technology Co:, Ltd:, Zhejiang Sanse Optoelectronics Technology Co:, Ltd:, General Hospital of the Chinese People's Liberation Army, Zhejiang Wisdom
Lighting Technology Co:, Ltd:, Ningbo Institute of Product and Food Quality Inspection (Ningbo Fiber Inspection Institute), Hangzhou Quality and Technical Supervision and Inspection
Institute, Zhejiang Smart Healthy Lighting Research Center, Chengdu Metrology Testing Institute, Jining Semiconductor and Display Product Quality Supervision and Inspection Center, Song
Seoul Co:, Ltd:, Rheinland Technology-Commodity Inspection (Ningbo) Co:, Ltd:, China Institute of Metrology, Ningbo Signal Testing Technology Co:, Ltd:
company:
The main drafters of this document: Mou Xi, Ruan Yujiao, Huo Lei, Mou Tongsheng, Gu Ying, Sun Zhehui, Ye Kai, Zhu Tengfei, Kang Pinchun, Jia Zheng, Wang Xinyue,
Song Peng, Li Yi, Liu Wei, Qian Kun, Tan Yizhou, Zheng Guoping, Hu Qiuhong, Xu Bo, Jin Ling, Wang Yanfei, Zhu Hongxing:
Optical radiation safety measurement method for wearable devices
1 Scope
This document describes the optical radiation safety measurement method for wearable devices, including measurement conditions, measurement equipment and measurement steps:
This document is applicable to the measurement of wearable devices emitting incoherent light with a wavelength of:200nm~3000nm:
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document:
GB/T 20145-2006 Photobiological safety of lamps and lamp systems
GB/T 41265-2022 Optical Radiation Safety Requirements for Wearable Devices
lampsandlampsystems-Part 4:Measuringmethods)
3 Terms and Definitions
GB/T 20145-2006, GB/T 41265-2022, IEC 62471:2006, IEC TR62471-4:2022, ISO /CIE28077:2016
defined and the following terms and definitions apply to this document:
3:1
Eyewear equipment eyewear equipment
Products that radiate light when used next to or in close contact with the eyes:
3:2
skin contact equipment
Products that radiate light when used in close or close contact with the skin:
3:3
intentional viewing
The visual behavior of looking directly at a light source:
3:4
Unintentional viewing
Visual behavior that does not use a light source as a direct-looking target:
4 Measurement conditions
4:1 Standard Atmospheric Conditions
The test shall be carried out in accordance with the following standard atmospheric conditions:
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