Frames and lenses must withstand the impact of a .25mm diameter steel ball fired at 150 feet-per-second.
Frames and lenses must withstand the impact of .15 caliber projectiles fired at 640-660 feet-per-second (spectacles) and .22 caliber projectiles fired at 550-560 feet-per-second (goggles).
The European EN standard requires that frames and lenses withstand a .22mm diameter steel ball fired at a rate of 5.1 meters-per-second.
Wiley X frames and lenses must withstand the weight of a 1.1 lb. pointed projectile dropped from a height of 50". That pretty much ensures they’ll stand up to anything your customers will encounter.
Fine dust and pollen, as well as wind, can cause long-term eye irritation, such as Dry Eye Syndrome. Peripheral light can also diminish optical clarity.
Wiley X patented removable soft foam FACIAL CAVITY™ SEALS block out even the finest irritants and peripheral light, protecting the eyes and allowing polarized lenses to perform at peak levels.