Everything you need to know about visibility, regulations, and quality control with reflectometry<\/strong><\/h2><\/div><\/div><\/div>In work environments where visibility is a key safety factor, having high-visibility clothing is not only recommended but legally mandatory. However,<\/span> wearing fluorescent garments or those with reflective bands <\/b>is not enough. The real guarantee of safety lies in<\/span> regulatory compliance and <\/b>the<\/span> ability to accurately measure <\/b>retroreflection levels using specialized instruments such as a <\/span>reflection photometer<\/b> or retroreflectometers.<\/span><\/p>\nIn this article, we explain what <\/span>reflectometry tests<\/b> consist of, which regulations govern reflective clothing, and how at <\/span>T2S Ib\u00e9rica<\/b><\/a> we offer the technology and equipment necessary to <\/span>ensure that your high-visibility clothing meets the highest safety standards.<\/b><\/p>\n<\/div><\/div><\/div>Table of contents<\/p><\/div>
- Everything you need to know about visibility, regulations, and quality control with reflectometry<\/span><\/a>
- What is reflectometry applied to reflective clothing?<\/span><\/a><\/li>
- How is the effectiveness of reflective clothing controlled with reflectometry tests?<\/span><\/a><\/li>
- FAQ\u2019s<\/a><\/li><\/ul><\/li><\/ul><\/div><\/div><\/div><\/div><\/div><\/div>
What is reflectometry applied to reflective clothing?<\/strong><\/h3><\/div><\/div><\/div>![\"ropa](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2025\/05\/pruebas-de-reflectometria-ropa-de-alta-visibilidad.png\" "\\"pruebas-de-reflectometria-ropa-de-alta-visibilidad\\"")
<\/span><\/div><\/div><\/div>Reflectometry<\/span> is the <\/b>technique used to measure a surface’s ability to reflect light<\/span>, especially in the same direction as the emitting source. In the context of high-visibility clothing, this measurement is <\/b>crucial to ensure that the retroreflective bands applied to workwear meet the required illumination and reflection levels <\/span>set by European regulations.<\/b><\/p>\nReflectometry tests<\/span> are conducted <\/b>using a professional instrument called a <\/span>reflection photometer<\/b> or <\/span>retroreflectometer<\/b>, which allows quantifying the intensity with which a reflective band returns light to its source, even under low visibility conditions.<\/span><\/p>\n<\/div><\/div><\/div>What regulations govern reflectometry tests for high-visibility clothing?<\/strong><\/h4><\/div>High-visibility clothing is regulated by the <\/span>EN ISO 20471 standard<\/b>, which sets the technical requirements for a garment to be considered suitable as <\/span>personal protective equipment (PPE)<\/b> in hazardous environments. This standard focuses on aspects such as:<\/span><\/p>\n<\/div>- <\/i><\/span>\n
The color of the fluorescent material (yellow, orange, or red).<\/p>\n<\/div><\/li>
- <\/i><\/span>\n
The minimum visible material surface area.<\/p>\n<\/div><\/li>
- <\/i><\/span>\n
The placement and quantity of retroreflective bands.<\/p>\n<\/div><\/li>
- <\/i><\/span>\n
The retroreflection level of those bands.<\/p>\n<\/div><\/li><\/ul><\/div><\/div>
![\"ropa](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2025\/05\/pruebas-de-reflectometria-ropa-reflectante.png\" "\\"pruebas-de-reflectometria-ropa-reflectante\\"")
<\/span><\/div>CONTACT US<\/span><\/a><\/div><\/div><\/div>Additionally, other standards such as EN ISO 13688<\/strong> (general requirements for protective clothing) complement the criteria to ensure safety and durability.<\/p>\n<\/div><\/div><\/div>How is the effectiveness of reflective clothing controlled with reflectometry tests?<\/strong><\/h3><\/div>To ensure that garments maintain their reflective properties over time, periodic measurements are necessary. This is where <\/span>reflectometry<\/b> and the use of <\/span>reflection photometers<\/b> or <\/span>reflectometers <\/b>are essential. These devices are key to guaranteeing that high-visibility garments meet the required safety standards.<\/span><\/p>\n<\/div><\/div><\/div>![\"ropa](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2025\/05\/fotometro-de-reflexion.png\" "\\"fotometro-de-reflexion\\"")
<\/span><\/div><\/div><\/div>Thanks to <\/span>reflectometry<\/b>, it is possible to <\/span>objectively verify whether the reflective bands provide the necessary level of retroreflection<\/b> to protect workers in low-light environments or adverse weather conditions. This evaluation is essential both in manufacturing processes and in post-use quality controls, as over time and with wear, the reflective material can lose effectiveness.<\/span><\/p>\nAt <\/span>T2S Ib\u00e9rica<\/b> we offer <\/span>retroreflectometers with DELTA technology<\/b><\/a>, ideal for quality control both during the manufacturing process and throughout the prolonged use of the garments.<\/span><\/p>\n<\/div><\/div><\/div>\n\t\t\t\t\n<\/div>![\"\"](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2024\/11\/Medidor-de-espesores-Foto-2.png\")
\n\t\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div>\n\t\t\t\t\n<\/div>![\"\"](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2024\/11\/RetroSign-GRX-Foto-2.jpg\")
\n\t\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div>\n\t\t\t\t\n<\/div>![\"\"](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2024\/11\/ltl-m.png\")
\n\t\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div>\n\t\t\t\t\n<\/div>![\"\"](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2024\/11\/LTL3000.png\")
\n\t\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div>\n\t\t\t\t\n<\/div>![\"\"](\"https:\/\/www.t2siberica.com\/wp-content\/uploads\/2024\/11\/LTL3500-Foto-1.png\")
\n\t\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div><\/div>
In work environments where visibility is a key safety factor, having high-visibility clothing is not only recommended but legally mandatory. However,<\/span> wearing fluorescent garments or those with reflective bands <\/b>is not enough. The real guarantee of safety lies in<\/span> regulatory compliance and <\/b>the<\/span> ability to accurately measure <\/b>retroreflection levels using specialized instruments such as a <\/span>reflection photometer<\/b> or retroreflectometers.<\/span><\/p>\n In this article, we explain what <\/span>reflectometry tests<\/b> consist of, which regulations govern reflective clothing, and how at <\/span>T2S Ib\u00e9rica<\/b><\/a> we offer the technology and equipment necessary to <\/span>ensure that your high-visibility clothing meets the highest safety standards.<\/b><\/p>\n<\/div><\/div><\/div> Table of contents<\/p><\/div> Reflectometry<\/span> is the <\/b>technique used to measure a surface’s ability to reflect light<\/span>, especially in the same direction as the emitting source. In the context of high-visibility clothing, this measurement is <\/b>crucial to ensure that the retroreflective bands applied to workwear meet the required illumination and reflection levels <\/span>set by European regulations.<\/b><\/p>\n Reflectometry tests<\/span> are conducted <\/b>using a professional instrument called a <\/span>reflection photometer<\/b> or <\/span>retroreflectometer<\/b>, which allows quantifying the intensity with which a reflective band returns light to its source, even under low visibility conditions.<\/span><\/p>\n<\/div><\/div><\/div> High-visibility clothing is regulated by the <\/span>EN ISO 20471 standard<\/b>, which sets the technical requirements for a garment to be considered suitable as <\/span>personal protective equipment (PPE)<\/b> in hazardous environments. This standard focuses on aspects such as:<\/span><\/p>\n<\/div> The color of the fluorescent material (yellow, orange, or red).<\/p>\n<\/div><\/li> The minimum visible material surface area.<\/p>\n<\/div><\/li> The placement and quantity of retroreflective bands.<\/p>\n<\/div><\/li> The retroreflection level of those bands.<\/p>\n<\/div><\/li><\/ul><\/div><\/div> Additionally, other standards such as EN ISO 13688<\/strong> (general requirements for protective clothing) complement the criteria to ensure safety and durability.<\/p>\n<\/div><\/div><\/div> To ensure that garments maintain their reflective properties over time, periodic measurements are necessary. This is where <\/span>reflectometry<\/b> and the use of <\/span>reflection photometers<\/b> or <\/span>reflectometers <\/b>are essential. These devices are key to guaranteeing that high-visibility garments meet the required safety standards.<\/span><\/p>\n<\/div><\/div><\/div> Thanks to <\/span>reflectometry<\/b>, it is possible to <\/span>objectively verify whether the reflective bands provide the necessary level of retroreflection<\/b> to protect workers in low-light environments or adverse weather conditions. This evaluation is essential both in manufacturing processes and in post-use quality controls, as over time and with wear, the reflective material can lose effectiveness.<\/span><\/p>\n At <\/span>T2S Ib\u00e9rica<\/b> we offer <\/span>retroreflectometers with DELTA technology<\/b><\/a>, ideal for quality control both during the manufacturing process and throughout the prolonged use of the garments.<\/span><\/p>\n<\/div><\/div><\/div>What is reflectometry applied to reflective clothing?<\/strong><\/h3><\/div><\/div><\/div>
<\/span><\/div><\/div><\/div>What regulations govern reflectometry tests for high-visibility clothing?<\/strong><\/h4><\/div>
<\/span><\/div>How is the effectiveness of reflective clothing controlled with reflectometry tests?<\/strong><\/h3><\/div>
<\/span><\/div><\/div><\/div>