Quote:
Originally Posted by lurkingknight
while almost all prescription lenses meet requirements of z.87.1, I would not trust them to stop a BB by themselves. Part of what makes the MIL ratings (and their equivalent 87.1 in just about any revision of the standard is lower) is that the MIL rating includes the frame as part of the system to stop projectiles.
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Hunh? My lenses are Z87
High Impact and MIL-PRF-32432 ballistic rated.