| 摘要 |
The invention relates to a glass composition with high refractive index comprising 20 ...25 % SiO2, 3 ... 6 % ZrO2, 35 ...42 % TiO2, 8 ...10 % BaO, 1 ...6 % ZnO and maximum 14 % CaO, Na2O, Al2O3 and / or B2O3, the percentage being expressed by weight.
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