Retro-reflecting optical unit is on a metal guardrail. Highway safety equipment, close-up

---

Size: 5000px × 3333px
Photo credit: © Eugene Sergeev / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: abstract, aluminum, background, barrier, border, chipper, closeup, construction, countryside, drive, edge, empty, equipment, fence, field, galvanized, gray, guard, guardrail, guide, highway, industrial, iron, light, line, metal, motorway, optical, outdoor, protection, rail, railing, red, reflective, reflector, retro-reflecting, retroreflector, road, roadside, roadway, rural, safe, safety, steel, street, traffic, transportation, travel, unit, warning