Centurion Spectrum Safety Helmet with Integrated Eye Protection. Specialised ABS safety helmet with integrated retractable over spectacles. The over spectacle design allows for prescription eyewear to be used underneath it. Over spectacles provide Grade B medium energy impact protection to EN 166, better than standalone spectacles. Anti-scratch and anti-mist coating provides improved durability and visibility. Largest front logo area of any industrial safety helmet. Helmet approved to EN 397, EN 50365. Visor approved to EN 166.