Optical glass, press-molding glass gob and optical element
    11.
    发明申请
    Optical glass, press-molding glass gob and optical element 有权
    光学玻璃,压模玻璃料滴和光学元件

    公开(公告)号:US20080194395A1

    公开(公告)日:2008-08-14

    申请号:US12078990

    申请日:2008-04-09

    申请人: Michio Endo

    发明人: Michio Endo

    IPC分类号: C03C3/068

    摘要: An optical glass whose refractive index is high and whose coloring is decreased comprising, by weight %, 2 to 45% of B2O3, 0 to 30% of SiO2 provided that the content of B2O3>the content of SiO2, 10 to 50% of La2O3, 0 to 30 % of TiO2, 0 to 15% of ZnO, 0 to 15% of ZrO2, 0 to 35% of Nb2O5, 0 to 35% of BaO, 0 to 5% of SrO, 0% or more but less than 8% of CaO, 0% or more but less than 13% of MgO, provided that the total content of BaO, SrO, CaO and MgO is 0 to 40%, 0 to 20% of Gd2O3, 0 to 15% of Y2O3, 0 to 18% of Ta2O5, 0% or more but less than 0.5% of WO3, 0% or more but less than 1.5% of a total of Na2O, K2O and Li2O, 0 to 10% of GeO2, 0 to 20% of Bi2O3, 0 to 10% of Yb2O3, 0 to 10% of Al2O3, 0% or more but less than 2% of Sb2O3 and 0 to 1% of SnO2.

    摘要翻译: 一种折射率高且着色性降低的光学玻璃,其包含按重量%计的B 2 O 3 3的2%〜45%,SiO 2的0〜30% SUB> 2 ,只要B 2 O 3的含量 5%,0%以上但小于0.5%的WO 3,0%以上且小于1.5%的Na 2 N 2, O 2,K 2 O和Li 2 O,0〜10%的GeO 2,0〜20%的Bi 2, 0〜10%的Yb 2 O 3,0〜10%的Al 2 O 3,以及0〜10%的Al 2 O 3 3 O 3,0%以上但小于2%的Sb 2 O 3 3和0〜1%的SnO 2

    Optical glass, press-molding glass gob and optical element
    12.
    发明授权
    Optical glass, press-molding glass gob and optical element 有权
    光学玻璃,压模玻璃料滴和光学元件

    公开(公告)号:US06912093B2

    公开(公告)日:2005-06-28

    申请号:US10744074

    申请日:2003-12-24

    申请人: Michio Endo

    发明人: Michio Endo

    摘要: An optical glass whose refractive index is high and whose coloring is decreased comprising, by weight %, 2 to 45% of B2O3, 0 to 30% of SiO2 provided that the content of B2O3>the content of SiO2, 10 to 50% of La2O3, 0 to 30% of TiO2, 0 to 15% of ZnO, 0 to 15% of ZrO2, 0 to 35% of Nb2O5, 0 to 35% of BaO, 0 to 5% of SrO, 0% or more but less than 8% of CaO, 0% or more but less than 13% of MgO, provided that the total content of BaO, SrO, CaO and MgO is 0 to 40%, 0 to 20% of Gd2O3, 0 to 15% of Y2O3, 0 to 18% of Ta2O5, 0% or more but less than 0.5% of WO3, 0% or more but less than 1.5% of a total of Na2O, K2O and Li2O, 0 to 10% of GeO2, 0 to 20% of Bi2O3, 0 to 10% of Yb2O3, 0 to 10% of Al2O3, 0% or more but less than 2% of Sb2O3 and 0 to 1% of SnO2.

    摘要翻译: 一种折射率高且着色性降低的光学玻璃,其包含按重量%计的B 2 O 3 3的2%〜45%,SiO 2的0〜30% SUB> 2 ,只要B 2 O 3的含量 5%,0%以上但小于0.5%的WO 3,0%以上但小于1.5%的Na 2 N 2, O 2,K 2 O和Li 2 O,0〜10%的GeO 2,0〜20%的Bi 2, 0〜10%的Yb 2 O 3,0〜10%的Al 2 O 3,以及0〜10%的Al 2 O 3 > 0-3%,0%以上但小于2%的Sb 2 O 3 3和0〜1%的SnO 2 < / SUB>。

    Optical glass and optical part
    13.
    发明授权

    公开(公告)号:US06645894B2

    公开(公告)日:2003-11-11

    申请号:US10106821

    申请日:2002-03-27

    申请人: Michio Endo

    发明人: Michio Endo

    IPC分类号: C03C3155

    摘要: An optical glass that substantially does not contain any Ta2O5 and has high-refractivity low-dispersion optical properties and various optical parts made of such optical glass are provided stably at a low cost, and an optical part made thereof is provided, the optical glass having a glass composition comprising, by weight %, 0 to 7% of SiO2, 18 to 30% of B2O3, provided that the total content of SiO2 and B2O3 is 23 to 35%, 2 to 10% of ZnO, 30 to 50% of La2O3, 0 to 20% of Gd2O3, 0 to 20% of Y2O3, provided that the total content of La2O3, Gd2O3 and Y2O3 is 45 to 60%, 3 to 8% of ZrO2 and 3 to 12% of Nb2O5, the total content of these components being at least 95% by weight, the optical glass having a refractive index [nd] and an Abbe's number [&ngr;d] which satisfy specified relational expressions.

    Optical glass, press-molding glass gob and optical element
    14.
    发明授权
    Optical glass, press-molding glass gob and optical element 有权
    光学玻璃,压模玻璃料滴和光学元件

    公开(公告)号:US07615507B2

    公开(公告)日:2009-11-10

    申请号:US11483179

    申请日:2006-07-10

    申请人: Michio Endo

    发明人: Michio Endo

    摘要: An optical glass having a remarkably high refractive index and excellent stability can be give without being based on PbO, and the optical glass contains, as essential components, at least one oxide selected from La2O3, Gd2O3, Y2O3, Yb2O3, TiO2, Nb2O5 or WO3, at least one oxide selected from MgO, CaO, SrO or BaO and B2O3 and optionally containing SiO2, wherein on the basis of mass, the total content of B2O3 and SiO2 is from 1 to 25%, the ratio of (B2O3+SiO2)/(La2O3+Gd2O3+Y2O3+Yb2O3+TiO2+Nb2O5+WO3) is from 0.05 to 0.3 and the ratio of (MgO+CaO+SrO+BaO)/(La2O3+Gd2O3+Y2O3+Yb2O3+TiO2+Nb2O5+WO3) is from 0.1 to 0.4, the optical glass having a refractive index (nd) of 2.000 or more and an Abbe's number (vd) of 27 or less.

    摘要翻译: 可以不依赖于PbO而赋予折射率非常高,稳定性优异的光学玻璃,光学玻璃含有选自La 2 O 3,Gd 2 O 3,Y 2 O 3,Yb 2 O 3,TiO 2,Nb 2 O 5,WO 3中的至少一种氧化物作为必须成分 ,选自MgO,CaO,SrO或BaO和B 2 O 3和任选地含有SiO 2的至少一种氧化物,其中基于质量,B 2 O 3和SiO 2的总含量为1至25%,(B 2 O 3 + SiO 2) ((MgO + CaO + SrO + BaO)/(La2O3 + Gd2O3 + Y2O3 + Yb2O3 + TiO2 + Nb2O5 + WO3)的比例为0.05〜0.3,(La2O3 + Gd2O3 + Y2O3 + Yb2O3 + TiO2 + Nb2O5 + 为0.1〜0.4,光学玻璃的折射率(nd)为2.000以上,阿贝数(vd)为27以下。

    Optical glass, press-molding glass gob and optical element
    15.
    发明授权
    Optical glass, press-molding glass gob and optical element 有权
    光学玻璃,压模玻璃料滴和光学元件

    公开(公告)号:US07490485B2

    公开(公告)日:2009-02-17

    申请号:US12078990

    申请日:2008-04-09

    申请人: Michio Endo

    发明人: Michio Endo

    摘要: An optical glass whose refractive index is high and whose coloring is decreased comprising, by weight %, 2 to 45% of B2O3, 0 to 30% of SiO2 provided that the content of B2O3>the content of SiO2, 10 to 50% of La2O3, 0 to 30% of TiO2, 0 to 15% of ZnO, 0 to 15% of ZrO2, 0 to 35% of Nb2O5, 0 to 35% of BaO, 0 to 5% of SrO, 0% or more but less than 8% of CaO, 0% or more but less than 13% of MgO, provided that the total content of BaO, SrO, CaO and MgO is 0 to 40%, 0 to 20% of Gd2O3, 0 to 15% of Y2O3, 0 to 18% of Ta2O5, 0% or more but less than 0.5% of WO3, 0% or more but less than 1.5% of a total of Na2O, K2O and Li2O, 0 to 10% of GeO2, 0 to 20% of Bi2O3, 0 to 10% of Yb2O3, 0 to 10% of Al2O3, 0% or more but less than 2% of Sb2O3 and 0 to 1% of SnO2.

    摘要翻译: 折射率高且着色度降低的光学玻璃,其包含以重量%计2%至45%的B 2 O 3,0至30%的SiO 2,条件是B 2 O 3的含量,SiO 2的含量,10至50%的La 2 O 3 ,0〜30%的TiO 2,0〜15%的ZnO,0〜15%的ZrO 2,0〜35%的Nb 2 O 5,0〜35%的BaO,0〜5%的SrO,0〜5% 8%的CaO,0%以上且小于13%的MgO,条件是BaO,SrO,CaO和MgO的总含量为0〜40%,Gd 2 O 2〜20%,Y 2 O 3为0〜15% 0〜18%的Ta 2 O 5,0%以上且小于0.5%的WO 3,0%以上且小于1.5%的Na 2 O,K 2 O和Li 2 O,0〜10%的GeO 2,0〜20% 0〜10%的Y 2 O 3,0〜10%的Al 2 O 3,0%以上且2%以下的Sb 2 O 3,0〜1%的SnO 2。

    Optical material and optical element
    19.
    发明授权
    Optical material and optical element 有权
    光学材料和光学元件

    公开(公告)号:US08492298B2

    公开(公告)日:2013-07-23

    申请号:US13058347

    申请日:2009-09-24

    IPC分类号: C03C3/066 C03C3/068

    CPC分类号: C03C3/068

    摘要: Provided is an optical glass having homogeneous optical characteristics such that striae and devitrification hardly occur at the time of producing a gob. The optical glass includes cationic components having the following composition, provided that a total of the cationic components is 95 cat %, and has a refractive index (nd) of 1.6 or more and less than 1.7 and an Abbe number (vd) of 50 or more and 56 or less,Si4+ 3 cat % or more and 13 cat % or lessB3+ 40 cat % or more and 55 cat % or lessLa3+ 4 cat % or more and 9 cat % or lessCa2+ 6 cat % or more and 12 cat % or lessLi+ 11 cat % or more and 18 cat % or lessZn2+ 6 cat % or more and 12 cat % or lessZr4+ 1 cat % or more and 4 cat % or lessprovided that Si4+/B3+ is 0.05 or more and 0.3 or less, and Li+/Zn2+ is 1.3 or more and 2.0 or less.

    摘要翻译: 提供了具有均匀光学特性的光学玻璃,使得在生产料滴时几乎不发生条纹和失透。 光学玻璃包括具有以下组成的阳离子组分,条件是阳离子组分的总量为95重量%,折射率(nd)为1.6以上且小于1.7,阿贝数(vd)为50或 更多和56以下,Si4 + 3 cat%以上,13 cat%以下,B3 + 40 cat%以上,55 cat%以下,La3 + 4 cat%以上,9 cat%以下,Ca2 + 6 cat%以上,12 如果Si4 + / B3 +为0.05以上,则Cat%以下,Li + 11 cat%以上,18 cat%以下,Zn2 + 6 cat%以上且12 cat%以下,Zr4 + 1 cat%以上且4 cat%以下, 0.3以下,Li + / Zn 2+为1.3以上且2.0以下。

    OPTICAL MATERIAL AND OPTICAL ELEMENT
    20.
    发明申请
    OPTICAL MATERIAL AND OPTICAL ELEMENT 有权
    光学材料与光学元件

    公开(公告)号:US20110143909A1

    公开(公告)日:2011-06-16

    申请号:US13058347

    申请日:2009-09-24

    IPC分类号: C03C3/068

    CPC分类号: C03C3/068

    摘要: Provided is an optical glass having homogeneous optical characteristics such that striae and devitrification hardly occur at the time of producing a gob. The optical glass includes cationic components having the following composition, provided that a total of the cationic components is 95 cat %, and has a refractive index (nd) of 1.6 or more and less than 1.7 and an Abbe number (vd) of 50 or more and 56 or less,Si4+ 3 cat % or more and 13 cat % or lessB3+ 40 cat % or more and 55 cat % or lessLa3+ 4 cat % or more and 9 cat % or lessCa2+ 6 cat % or more and 12 cat % or lessLi+ 11 cat % or more and 18 cat % or lessZn2+ 6 cat % or more and 12 cat % or lessZr4+ 1 cat % or more and 4 cat % or lessprovided that Si4+/B3+ is 0.05 or more and 0.3 or less, and Li+/Zn2+ is 1.3 or more and 2.0 or less.

    摘要翻译: 提供了具有均匀光学特性的光学玻璃,使得在生产料滴时几乎不发生条纹和失透。 光学玻璃包括具有以下组成的阳离子组分,条件是阳离子组分的总量为95重量%,折射率(nd)为1.6以上且小于1.7,阿贝数(vd)为50或 更多和56以下,Si4 + 3 cat%以上,13 cat%以下,B3 + 40 cat%以上,55 cat%以下,La3 + 4 cat%以上,9 cat%以下,Ca2 + 6 cat%以上,12 如果Si4 + / B3 +为0.05以上,则Cat%以下,Li + 11 cat%以上且18 cat%以下,Zn2 + 6 cat%以上且12 cat%以下,Zr4 + 1 cat%以上且4 cat%以下, 0.3以下,Li + / Zn 2+为1.3以上且2.0以下。