
Sapphire rectangular drilled windows

N-BK7 rectangular drilled windows

Fused Silica(UVFS) rectangular drilled windows

Zinc Selenide (ZnSe) rectangular drilled windows

Zinc Sulfide (ZnS) rectangular drilled windows

Germanium(Ge)rectangular drilled windows

Silicon(Si)rectangular drilled windows

Lithium Fluoride(LiF)rectangular drilled windows

Magnesium Fluoride(MgF2) rectangular drilled windows

Barium Fluoride(BaF2) rectangular drilled windows

Calcium fluoride (CaF2) rectangular drilled windows