High velocity impact safety glass test method is performed by shooting a 1/4" steel ball at a speed of 150 feet per second aimed at the center of the lens. The result is a Pass or Fail which determines that a lens must not chip, break, or crack and it must maintain its original position in the frame.
Dust
66%
Yes
I/O Clear Mirror
Silver
Hybrid
TPR
Black
Polycarbonate
36
Duramass Anti-Fog
Black
TPR
144
16.596
Dozen Gravity Box
1.844