FIELD: protection means.
SUBSTANCE: invention is related to transparent bullet protection against bullets of ultrahigh hardness. Transparent ceramic composition includes external layer from at least one plate of single-crystal sapphire, intermediate layer from at least single glass plate and internal layer from polycarbonate plate. External layer from sapphire is covered with plate of silicate glass.
EFFECT: suppression of sapphire hardness and preservation of its hardness for the time of interaction with core.
14 cl, 3 ex, 2 dwg
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