JT/T 690-2022 《Test method for photometric characteristics of retroreflectors》 Related products
This document specifies the classification and methods of inverse reflection photometric performance measurement, including absolute measurement and relative measurement, and applies to the measurement of inverse reflection photometric performance. It refers to the JT/T688 inverse reflection terminology standard, which defines a series of terms and concepts, such as inverse reflection element, inverse reflection body, etc., to ensure accurate technical expression and understanding.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active |
|---|---|
| CCS | ICS |
| Release Date | 2022-09-13 00:00:00 | Implementation Date | 2022-12-13 00:00:00 |
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Extended reading
- 1JC/T 2701-2022《Anti-reflective coated glass for building》
- 2HG/T 6093-2022《Bipolar membrane》
- 3JT/T 688-2022《Retroreflection vocabulary》
- 4JT/T 692.2-2022《Test method for colorimetric properties of retroreflective material -Part2: Daytime color of fluorescent retroreflective sheeting and marking materials》
- 5JB/T 11376-2013《Polyvinyl-chloride film for reflective projection》
- 6HG/T 5676-2020《Silver reflective film with high reflectivity》
- 7HG/T 5506-2018《White polyethylene terephthalate(PET) reflection fild》
- 8WJ 1852-2004《Specification for metal front surface reflecting coating》
- 9HG/T 4915-2016《White reflective films.Determination of reflectance》
- 10JC/T 2170-2013《Anti-reflective coated glass for photovoltaic modules》