PROFORCE Smoke Tech Spectacles • Adjustable side arms to fit temple length • Built in side protection • Sodium scratch resistant polycarbonate lenses • EN166 F - EN166 : Personal eye-protection against various dangers The EN166 standard is applicable to all types of personal eye protectors used against various dangers liable to damage the eye or to alter the vision, with the exception of radiation of nuclear origin, X rays, laser beams, infrared rays given out by sources at low temperatures. The specifications of this standard are not applicable to eye protectors for which separate and complete standards exist, such as anti-laser eye protector, all purpose solar spectacles, etc. The eye protectors fitted with corrective lenses are not excluded from the application field. Standard Symbol Explanation EN166 1 - Optical Class EN166 F - Low Energy Impact EN166 B - Medium Energy Impact EN166 9 - Non adherence of molten metal and resistance to penetration of hot solids EN166 3 - Protection against liquid droplets/splashes EN166 8 - Protection against Short Circuit Electric Arc
