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GB/T 34973-2017 English PDF

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GB/T 34973-2017: On-site measurements of obstrusive light of LED panels
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GB/T 34973-201770 Add to Cart Auto, 9 seconds. On-site measurements of obstrusive light of LED panels Valid

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GB/T 34973-2017: On-site measurements of obstrusive light of LED panels

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT34973-2017
GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 31.120 L 63 On-site measurements of obtrusive light of LED panels ISSUED ON: NOVEMBER 01, 2017 IMPLEMENTED ON: MAY 01, 2018 Issued by: General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of the People's Republic of China.

Table of Contents

Foreword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Terms and definitions ... 4 4 General requirements ... 4 5 Measurement methods ... 5 6 Reports and records ... 6 On-site measurements of obtrusive light of LED panels

1 Scope

This Standard specifies the on-site measurements of obtrusive light of LED panels. This Standard is applicable to LED panels. Other display devices can refer to this Standard.

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 2900.65, Electrotechnical terminology - Lighting JGJ/T 163, Code for lighting design of urban nightscape SJ/T 11141, Generic specification for LED displays SJ/T 11281, Measure methods of light emitting diode (LED) displays CIE150-2003, Guide on the limitation of the effects of obtrusive light from outdoor lighting installations

3 Terms and definitions

For the purposes of this document, the terms and definitions defined in GB/T 2900.65, SJ/T 11141, SJ/T 11281 and JGJ/T 163apply.

4 General requirements

4.1 Test conditions Measure when the air visibility is high. Avoid the interference of environmental factors on the measurement. ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.

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