LIGHT GUIDE PLATE GLASS

摘要: Light guide plate glass expressed on the basis of following oxides by mass percentage, comprising components: 55%-75% SiO2, 1%-10% Al2O3, 0%-15% B2O3, 5%-15% R2O, 10%-20% MO, 0%-10% ZnO, 0%-5% ZrO2, and 0%-2% rare-earth oxide, wherein R2O is selected from at least one a group consisting Li2O, Na2O, K2O, MO two CaO, SrO, BaO.