GLASS SHEET

摘要

The invention relates to a glass sheet having a light transmission greater than or equal to 89% for a thickness of 3.2 mm and a chemical composition comprising between 0.05 and 1 wt.-% bismuth oxide, between 0.005 and 0.05 wt.-% iron oxide, expressed as Fe2O3, and the following oxides expressed in weight percent: 60 - 75 % SiO2, 0 - 10 % Al2O3, 0 - 5 % B2O3, 5 - 15 % CaO, 0 - 10 % MgO, 5 - 20 % Na2O, 0 - 10 % K2O, and 0 - 5 % BaO.