Terms & Definitions Of EN 17353:2020

For the purposes of this document, the following terms and definitions apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:.IEC Electropedia: available at http://www.electropedia.org/
. ISO online browsing platform: available at https://www.iso.org/obp/ui
combined-performance material
material intended to exhibit both fluorescent and retroreflective properties
Note 1 to entry: “Fluorescent material” is defined as “background material” in EN ISO 20471:2013.
[SOURCE: EN ISO 20471:2013,3.6]

dark condition
light conditions similar to light outside after sunset and before sunrise

light conditions similar to light outside after sunrise and before sunset

enhanced-visibility equipment
clothing/garment or device, intended to provide conspicuity during daylight and/or dark conditions and/or twilight

family of devices
group of devices made with identical raw materials (manufacturer, article number, reflected colour, product variation, etc.) and identical manufacturing process as the base of the model