- 专利标题： OPTICAL GLASS, GLASS PREFORM, OPTICAL ELEMENT AND OPTICAL INSTRUMENT
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申请号： US18231410申请日： 2023-08-08
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公开(公告)号： US20240067557A1公开(公告)日： 2024-02-29
- 发明人: Bo KUANG
- 申请人： CDGM GLASS CO., LTD
- 申请人地址： CN Chengdu
- 专利权人： CDGM GLASS CO., LTD
- 当前专利权人： CDGM GLASS CO., LTD
- 当前专利权人地址： CN Chengdu
- 优先权： CN 22110316908 2022.08.26
- 主分类号： C03C3/068
- IPC分类号： C03C3/068
摘要：
An optical glass, wherein components thereof are represented by weight percentage, including: 1-12% of SiO2; 3-18% of B2O3; 45-65% of La2O3; 1-13% of Y2O3; 1-13% of ZrO2; 3-18% of Nb2O5; 5-20% of TiO2. Through rational component design, the optical glass has excellent chemical stability while having desired refractive index and Abbe number.
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