ANSI HIGH-VELOCITY IMPACT
Frames and lenses must withstand the impact of a .25mm diameter steel ball fired at 150 feet-per-second.
VO BALLISTIC
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).
EN-166
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.
Section 7 of the standard AS/NZS 1067.1 deals with “robustness” and then refers to testing procedure outlined in 1067.2
Minimum robustness of filters
Impact resistance of filters, strength level 1
Impact resistance of sunglasses, strength level 1
Impact resistance of sunglasses, strength level 2
Impact resistance of sunglasses, strength level 3
Method for frame deformation and filter retention
Method for increased endurance of sunglasses
Test method for resistance to solar radiation
Test method for resistance to ignition
Test for resistance to perspiration of the sunglass frame.