| 摘要 |
FIELD: manufacturing technology.SUBSTANCE: invention relates to glass compositions. Glass contains, wt%: SiO44,0-47,0; BO1,0-3,0; CaO 10,5-11,5; ZnO 8,0-10,0; NaO 4,0-6,0; KO 13,0-15,0; SbO2,0-3,0; CdO 10,0-12,0.EFFECT: technical result is higher refraction index of glass.1 cl, 1 tbl |
