OPTICAL GLASS, OPTICAL ELEMENT USING OPTICAL GLASS, AND OPTICAL DEVICE
    9.
    发明公开
    OPTICAL GLASS, OPTICAL ELEMENT USING OPTICAL GLASS, AND OPTICAL DEVICE 审中-公开
    光学玻璃,使用光学玻璃的光学元件和光学装置

    公开(公告)号:EP3190097A1

    公开(公告)日:2017-07-12

    申请号:EP15838673.0

    申请日:2015-07-21

    申请人: Nikon Corporation

    IPC分类号: C03C3/19 G02B1/00

    摘要: Provided is optical glass which is suitable for mold press molding. Optical glass according to the present invention is characterized by containing, in weight%, 10-25% of B2O3, 30-60% of P2O5, 0-5% of Al 2 O 3 , 0.1-10% of Li 2 O, 0-15% of SrO, 10-50% of BaO, 0-12% of ZnO, 0-5% of Y2O3 and 0-5% of Gd2O3, while not containing La2O3.

    摘要翻译: 提供适用于模压成型的光学玻璃。 根据本发明的光学玻璃的特征在于,以重量百分比计,包含10-25%的B 2 O 3,30-60%的P 2 O 5,0-5%的Al 2 O 3,0.1-10%的Li 2 O,0-15%的SrO ,10〜50%的BaO,0〜12%的ZnO,0〜5%的Y 2 O 3和0〜5%的Gd 2 O 3,而不含La 2 O 3。