OPTICAL GLASS AND USE THEREOF
    2.
    发明申请
    OPTICAL GLASS AND USE THEREOF 有权
    光学玻璃及其应用

    公开(公告)号:US20150045204A1

    公开(公告)日:2015-02-12

    申请号:US14381771

    申请日:2013-02-25

    IPC分类号: C03C3/068 C03B11/08

    摘要: An aspect of the present invention relates to optical glass, which is oxide glass, having a refractive index nd ranging from 1.95 to 2.50 and an Abbé number νd ranging from 18 to 40, including essential components in the form of Si4+, B3+, La3+, Ti4+, Nb5+, and at least one from among Gd3+, Y3+, and Yb3+, including, denoted as cation %, 1 to 30% of Si4+, 1 to 50% of B3+, wherein a total of Si4+ and B3+ ranges from 5 to 55%, a total of 11 to 70% of La3+, Gd3+, Y3+, and Yb3+, with 10 to 50% of La3+, a total of 23 to 70% of Ti4+, Nb5+, Ta5+, and W6+, with equal to or greater than 1% of Nb5+ and greater than 22% of Ti4+.

    摘要翻译: 本发明的一个方面涉及一种光学玻璃,其是氧化物玻璃,其折射率nd为1.95至2.50,Abbé数n为18至40,包括Si 4+,B 3+, La3 +,Ti4 +,Nb5 +和Gd3 +,Y3 +和Yb3 +中的至少一种,其中阳离子%表示1〜30%的Si4 +,1〜50%的B3 +,其中Si4 +和B3 +的合计范围为5 至55%,La3 +,Gd3 +,Y3 +和Yb3 +的总量为11〜70%,La3 +为10〜50%,Ti4 +,Nb5 +,Ta5 +,W6 +为23〜70% 大于1%的Nb5 +和大于22%的Ti4 +。

    OPTICAL GLASS
    3.
    发明申请
    OPTICAL GLASS 有权
    光学玻璃

    公开(公告)号:US20130210604A1

    公开(公告)日:2013-08-15

    申请号:US13845229

    申请日:2013-03-18

    IPC分类号: C03C3/068

    摘要: An optical glass having high-refractivity and low-dispersion properties and containing, by mol %, 0.1 to 40% of SiO2, 10 to 50% of B2O3, wherein the mass ratio of the content of SiO2 to the content of B2O3, SiO2/B2O3, is 1 or less, 0.5 to 22% of ZnO, 5 to 50% of La2O3, and optionally other ingredients. The optical glass has a refractive index nd of 1.86 to 1.95 and an Abbe's number vd of (2.36−nd)/0.014 or more but less than 38, and a glass transition temperature of equal to or greater than 640° C.

    摘要翻译: 具有高折射率和低分散性的光学玻璃,其摩尔%含有SiO 2的0.1〜40%,B 2 O 3的10〜50%,其中SiO 2含量与B 2 O 3的含量,SiO 2 / B2O3为1以下,0.5〜22%的ZnO,5〜50%的La2O3,以及任意其它成分。 光学玻璃的折射率nd为1.86〜1.95,阿贝数vd为(2.36-nd)/0.014以上且小于38,玻璃化转变温度为640℃以上。

    OPTICAL GLASS, PRECISION PRESS-MOLDING PREFORM, OPTICAL ELEMENT AND PROCESS FOR PRODUCING THE SAME
    4.
    发明申请
    OPTICAL GLASS, PRECISION PRESS-MOLDING PREFORM, OPTICAL ELEMENT AND PROCESS FOR PRODUCING THE SAME 有权
    光学玻璃,精密冲压成型机,光学元件及其制造方法

    公开(公告)号:US20110105294A1

    公开(公告)日:2011-05-05

    申请号:US12893563

    申请日:2010-09-29

    CPC分类号: C03C3/155 C03C3/068

    摘要: [Problems to be Solved]To provide a high-refractivity low-dispersion optical glass that enables the stable production of high-quality optical elements.[Means to Solve the Problems]An optical glass comprising, as essential components, 20 to 50% of B3+, 5 to 35% of La3+, 1 to 30% of Nb5+, 0.5 to 15% of Ta5+, and 11 to 40% of Zn2+, the total content of B3+ and Si4+ being 20 to 50%, the total content of La3+, Gd3+ and Y3+ being 5 to 35%, the cationic ratio of ((B3++Si4+)/(La3++Gd3++Y3+)) being from 1 to 5, the total content of Ti4+, Nb5+, Ta5+ and W6+ being 10 to 35%, the cationic ratio of ((Nb5++Ta5+)/(Ti4++Nb5++Ta5++W6+)) being from 0.7 to 1, the cationic ratio of ((B3++Si4+)/(Ti4++Nb5++Ta5++W6+)) being from 0.5 to 4, the cationic ratio of ((La3++Gd3++Y3+)/(Ti4++Nb5++Ta5++W6+)) being from 0.2 to 3, the cationic ratio of Zn2+/Zn2++Mg2++Ca2++Sr2++Ba2+) being from 0.8 to 1, the optical glass having a refractive index nd of 1.89 or more and an Abbe's number νd of 27 to 37.

    摘要翻译: [待解决的问题]提供能够稳定地生产高质量光学元件的高折射率低分散度光学玻璃。 解决问题的手段光学玻璃作为必要成分,作为必要成分,含有Ba + 20〜50%,5〜35%的La 3+,1〜30%的Nb 5+,0.5〜15%的Ta 5+和11〜40重量% Zn2 +,B3 +和Si4 +的总含量为20〜50%,La3 +,Gd3 +和Y3 +的总含量为5〜35%,((B3 ++ Si4 +)/(La3 + Gd3 + ))为1〜5,Ti4 +,Nb5 +,Ta5 +,W6 +的总含量为10〜35%,((Nb5 + + Ta5 +)/(Ti4 ++ Nb5 ++ Ta5 ++ W6 +)) ((B3 ++ Si4 +)/(Ti4 ++ Nb5 ++ Ta5 ++ W6 +))的阳离子比为0.5〜4,((La3 + Gd3 + + Y3 + )/(Ti4 ++ Nb5 ++ Ta5 ++ W6 +))为0.2〜3,Zn2 + / Zn2 ++ Mg2 + Ca2 + Sr2 + + Ba2 +的阳离子比为0.8〜1,光学玻璃 折射率nd为1.89以上,阿贝数n为27〜37。

    OPTICAL GLASS
    5.
    发明申请
    OPTICAL GLASS 有权
    光学玻璃

    公开(公告)号:US20110028300A1

    公开(公告)日:2011-02-03

    申请号:US12865574

    申请日:2009-01-22

    IPC分类号: C03C3/068 C03B11/00 C03C19/00

    摘要: An optical glass comprising, by mol %, 0.1 to 40% of SiO2, 10 to 50% of B2O3, 0 to 10% of total of Li2O, Na2O and K2O, 0 to 10% of total of MgO, CaO, SrO and BaO, 0.5 to 22% of ZnO, 5 to 50% of La2O3, 0.1 to 25% of Gd2O3, 0.1 to 20% of Y2O3, 0 to 20% of Yb2O3, 0 to 25% of ZrO2, 0 to 25% of TiO2, 0 to 20% of Nb2O5, 0 to 10% of Ta2O5, over 0.1% but not more than 20% of WO3, 0 to less than 3% of GeO2, 0 to 10% of Bi2O3, and 0 to 10% of Al2O3, the mass ratio of the content of SiO2 to the content of B2O3, SiO2/B2O3, being 1 or less, the optical glass having a refractive index nd of 1.86 to 1.95 and an Abbe's number νd of (2.36−nd)/0.014 or more but less than 38.

    摘要翻译: 一种光学玻璃,其中,SiO 2为0.1〜40%,B 2 O为10〜50%,Li 2 O,Na 2 O,K 2 O为0〜10%,MgO,CaO,SrO和BaO为0〜10% ,0.5〜22%的ZnO,5〜50%的La2O3,0.1〜25%的Gd2O3,0.1〜20%的Y2O3,0〜20%的Yb2O3,0〜25%的ZrO2,0〜25%的TiO2, 0〜20%的Nb 2 O 5,0〜10%的Ta 2 O 5,超过0.1%但不超过20%的WO 3,0〜小于3%的GeO 2,0〜10%的Bi 2 O 3,0〜10的Al 2 O 3, 折射率nd为1.86〜1.95的光学玻璃和(2.36-nd)/ 0.014的阿贝值&ngr; d的SiO 2含量与B 2 O 3,SiO 2 / B 2 O 3的含量为1以下的质量比 或更多但小于38。

    Optical glass and use thereof
    6.
    发明授权
    Optical glass and use thereof 有权
    光学玻璃及其用途

    公开(公告)号:US09394194B2

    公开(公告)日:2016-07-19

    申请号:US14387400

    申请日:2013-03-15

    申请人: Tomoaki Negishi

    发明人: Tomoaki Negishi

    IPC分类号: C03C3/068 C03C3/095 C03C3/155

    CPC分类号: C03C3/068 C03C3/095 C03C3/155

    摘要: An optical glass is oxide glass wherein Si4++B3+ ranges from 10-60 cation %, La3++Gd3++Y3++Yb3+ ranges from 25-70 cation %, Ti4++Nb5++W6++Bi3+ ranges from 10-20 cation %, Li+ content ranges from 0-5.0 cation %, Ge content is lower than 5.0 mass % as quantity of GeO2 based on oxides, no Pb included, a cation ratio, Si4+/B3+, is equal or lower than 0.70, a cation ratio, (La3++Gd3++Y3++Yb3+)/(Ti4++Nb5++W6++Bi3+), ranges from 1.90-7.00, a cation ratio, Y3+/(La3++Gd3++Y3++Yb3+), is equal or lower than 0.180, and Nb5+ is an essential component, with Ti4+/Nb5+ being equal or lower than 4.00, with nd of higher than 1.920 and equal or lower than 2.000, vd ranging from 28.0-34.0, and yield point higher than 645° C., and a deviation ΔPg,F from normal line of partial dispersion ratio Pg,F being equal or lower than 0.0005.

    摘要翻译: 光学玻璃是氧化物玻璃,其中Si 4+ ++ B3 +范围为10-60阳离子%,La3 + + Gd3 + + Y3 + + Yb3 +为25-70阳离子%,Ti4 ++ Nb5 ++ W6 ++ Bi3 +的范围为10 -20阳离子%,Li +含量范围为0-5.0阳离子%,Ge含量低于5.0质量%,以氧化物为基准,不含Pb,阳离子比Si4 + / B3 +等于或低于0.70, 阳离子比(La3 + Gd3 ++ Y3 ++ Yb3 +)/(Ti4 ++ Nb5 ++ W6 ++ Bi3 +)的范围为1.90-7.00,阳离子比Y3 + /(La3 + Gd3 ++ Y3 ++ Yb3 +)等于或低于0.180,Nb5 +是必需组分,Ti4 + / Nb5 +等于或低于4.00,nd高于1.920,等于或低于2.000,vd范围为28.0-34.0, 屈服点高于645℃,偏差&Dgr; Pg,F从部分分散比Pg,F的法线等于或低于0.0005。

    Optical glass and use thereof
    7.
    发明授权
    Optical glass and use thereof 有权
    光学玻璃及其用途

    公开(公告)号:US09302930B2

    公开(公告)日:2016-04-05

    申请号:US14381771

    申请日:2013-02-25

    摘要: An aspect of the present invention relates to optical glass, which is oxide glass, having a refractive index nd ranging from 1.95 to 2.50 and an Abbé number νd ranging from 18 to 40, including essential components in the form of Si4+, B3+, La3+, Ti4+, Nb5+, and at least one from among Gd3+, Y3+, and Yb3+, including, denoted as cation %, 1 to 30% of Si4+, 1 to 50% of B3+, wherein a total of Si4+ and B3+ ranges from 5 to 55%, a total of 11 to 70% of La3+, Gd3+, Y3+, and Yb3+, with 10 to 50% of La3+, a total of 23 to 70% of Ti4+, Nb5+, Ta5+, and W6+, with equal to or greater than 1% of Nb5+ and greater than 22% of Ti4+.

    摘要翻译: 本发明的一个方面涉及一种光学玻璃,其是氧化物玻璃,其折射率nd为1.95至2.50,Abbé数n为18至40,包括Si 4+,B 3+, La3 +,Ti4 +,Nb5 +和Gd3 +,Y3 +和Yb3 +中的至少一种,其中阳离子%表示1〜30%的Si4 +,1〜50%的B3 +,其中Si4 +和B3 +的合计范围为5 至55%,La3 +,Gd3 +,Y3 +和Yb3 +的总量为11〜70%,La3 +为10〜50%,Ti4 +,Nb5 +,Ta5 +,W6 +为23〜70% 大于1%的Nb5 +和大于22%的Ti4 +。

    Optical glass
    8.
    发明授权
    Optical glass 有权
    光学玻璃

    公开(公告)号:US08741795B2

    公开(公告)日:2014-06-03

    申请号:US13845229

    申请日:2013-03-18

    IPC分类号: C03C3/066 C03C3/068 C03C3/15

    摘要: An optical glass having high-refractivity and low-dispersion properties and containing, by mol %, 0.1 to 40% of SiO2, 10 to 50% of B2O3, wherein the mass ratio of the content of SiO2 to the content of B2O3, SiO2/B2O3, is 1 or less, 0.5 to 22% of ZnO, 5 to 50% of La2O3, and optionally other ingredients. The optical glass has a refractive index nd of 1.86 to 1.95 and an Abbe's number νd of (2.36−nd)/0.014 or more but less than 38, and a glass transition temperature of equal to or greater than 640° C.

    摘要翻译: 具有高折射率和低分散性的光学玻璃,其摩尔%含有SiO 2的0.1〜40%,B 2 O 3的10〜50%,其中SiO 2含量与B 2 O 3的含量,SiO 2 / B2O3为1以下,0.5〜22%的ZnO,5〜50%的La2O3,以及任意其它成分。 光学玻璃的折射率nd为1.86〜1.95,阿贝数n(d)为(2.36-nd)/0.014以上且小于38,玻璃化转变温度为640℃以上。

    Method for producing glass, optical glass, glass material for press molding, optical element and methods for producing same
    9.
    发明授权
    Method for producing glass, optical glass, glass material for press molding, optical element and methods for producing same 有权
    玻璃制造方法,光学玻璃,压制成形用玻璃材料,光学元件及其制造方法

    公开(公告)号:US08661853B2

    公开(公告)日:2014-03-04

    申请号:US13128454

    申请日:2009-11-09

    摘要: A process for producing a glass in the production of a glass molded article formed of an optical glass by melting and clarifying a glass raw material to prepare a molten glass and molding said molten glass, the process comprising preparing a glass raw material that gives an oxide glass comprising, by cationic %, 12 to 65% of B3+, 0 to 20% of Si4+, 0 to 6% of Ge4+, 15 to 50% of total of La3+, Gd3+, Y3+, Yb3+, Sc3+ and Lu3+, 4 to 54% of total of Ta5+, Zr4+, Ti4+, Nb5+, W6+ and Bi3+, 0 to 35% of Zn2+, 0 to 9% of total of Li+, Na+ and K+, and 0 to 15% of total of Mg2+, Ca2+, Sr2+ and Ba2+, a total content of said cationic components in the oxide glass being 99 to 100%, and said glass raw material comprising carbonate and sulfate.

    摘要翻译: 一种玻璃制造方法,其特征在于,在玻璃成型体的制造中,通过熔融澄清玻璃原料制备玻璃原料,制备熔融玻璃,并对所述熔融玻璃进行成型,制备玻璃原料, 包含阳离子%的12%〜65%的B3 +,0〜20%的Si4 +,0〜6%的Ge4 +,15〜50%的La3 +,Gd3 +,Y3 +,Yb3 +,Sc3 +和Lu3 +,4〜54 Ta5 +,Zr4 +,Ti4 +,Nb5 +,W6 +和Bi3 +,0〜35%的Zn2 +,0〜9%的Li +,Na +和K +,0〜15%的总Mg2 +,Ca2 +,Sr2 +和 Ba2 +,氧化物玻璃中所述阳离子成分的总含量为99〜100%,所述玻璃原料含有碳酸盐和硫酸盐。