By the way. I saw a TV program before saying bullet-resist glass will eventually fail when subjected to prolonged firing at a certain spot.
So firing around 10 rounds of .50cal barret AP bullets at around 700meters should compromise (ALL?) bullet resist glass of any thinkness and type?
Some info from web:
CLASS
TEST
"S" WEAPEN & AMMUNITION SOLIVER CODE TOTAL
THICKNESS
IN MM TECHNICAL
REPORT
BR 1 Carbine
0,22 LR 3340 14 mm 00BP841
00BP842
00BP843
BR 2 Pistol
9 mm
Luger 3495 22,5 mm 00BP690
00BP691
00BP692
BR 3 Pistol
0,357
Magnum 3360 22,2 mm 00BP764
00BP765
00BP766
BR 4 Pistol
0,44 REM 3625 34,5 mm 00BP696
00BP697
00BP698
BR 5 Rifle
5,56 x 45 3646 38,6 mm 99BP717
99BP718
99BP719
BR 6 Rifle
7,62 x 51 3600 60 mm 00BP699
00BP700
00BP701
SG 1 Riot gun
CAL. 12/70
Brenneke 3625 34,5 mm 99BP682
99BP683
99BP684
SG 2 Riot gun
CAL. 12/70
Brenneke 3627 36,3 mm 99BP713
99BP714
99BP715
Kalashnikov
AK 47
Mild steel core
7,62 x 39 3627 36,3 mm 00BP705
00BP706
00BP707