Definīcija:a device used to indicate the presence of a tractor by the reflection of light emanating from a light source not connected to the tractor, the observer being situated near the source
VVC izstrādātie transporta, infrastruktūras un sakaru termini
Definīcija:a device intended to produce reflex reflection,at least for a limited range of angles of incidence of a light beam.It may comprise one or more retro-reflecting optical units,for example,corner reflectors or special lens units of glass or plastic.
VVC izstrādātie transporta, infrastruktūras un sakaru termini