11) helkur on vahend inimese või muu objekti märgatavuse suurendamiseks pimeda ajal sellelt vahendilt valgusallika poole tagasi peegelduva valguse abil, mis on nähtav lähitulede valgusvihus vähemalt 150 meetrit ja kaugtulede valgusvihus vähemalt 300 meetrit;
defineeritakse selle seaduse ulatuses
11) reflector means a means for increasing the visibility of a person or another object in darkness by reflection of light from that means towards the light source, visible in the illumination of the dipped-beam headlamps at a distance of at least 150 metres and of the main-beam headlamps at a distance of at least 300 metres;