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公开(公告)号：US20150045204A1
公开(公告)日：2015-02-12
申请号：US14381771
申请日：2013-02-25
CPC分类号： C03C3/068 , C03B5/43 , C03B11/08 , C03B17/04 , C03B17/061 , C03B40/02 , C03B2215/46 , G02B1/02 , G02B3/00
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 +。
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公开(公告)号：US09302930B2
公开(公告)日：2016-04-05
申请号：US14381771
申请日：2013-02-25
IPC分类号： C03C3/068 , C03B11/00 , C03B11/08 , G02B1/02 , G02B3/00 , C03B40/02 , C03B5/43 , C03B17/04 , C03B17/06
CPC分类号： C03C3/068 , C03B5/43 , C03B11/08 , C03B17/04 , C03B17/061 , C03B40/02 , C03B2215/46 , G02B1/02 , G02B3/00
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 +。
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3.发明授权Optical glass, press-molding glass material, and optical element and method of the same 有权光学玻璃，压制玻璃材料和光学元件及其方法公开(公告)号：US08883664B2
公开(公告)日：2014-11-11
申请号：US13449848
申请日：2012-04-18
申请人： Tomoaki Negishi
发明人： Tomoaki Negishi
摘要： An aspect of the present invention relates to optical glass, which is oxide glass comprising various cationic components in prescribed amounts without Pb, with a refractive index nd of 1.750 to 1.850, an Abbé number νd of 29.0 to 40.0, and a glass transition temperature of less than 630° C.
摘要翻译： 本发明的一个方面涉及光学玻璃，其是包含不含Pb的规定量的各种阳离子组分的氧化物玻璃，折射率nd为1.750至1.850，Abbé数量为29.0至40.0，玻璃化转变 温度低于630℃
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4.发明授权Optical glass, preform for precision press molding, optical element, and method for manufacturing optical element 有权光学玻璃，精密压模成形用预制件，光学元件，以及光学元件的制造方法公开(公告)号：US08609560B2
公开(公告)日：2013-12-17
申请号：US13035302
申请日：2011-02-25
申请人： Tomoaki Negishi
发明人： Tomoaki Negishi
摘要： The present invention relates to an optical glass having a refractive index nd of 1.86 or higher and an Abbé number v(nu)d of 28 to 36; a preform for precision press molding and an optical element that are comprised of this glass; and a method for manufacturing the optical element.
摘要翻译： 本发明涉及折射率nd为1.86以上，Abbé数v（nu）d为28〜36的光学玻璃; 用于精密压制成型的预成型件和由该玻璃构成的光学元件; 以及制造光学元件的方法。
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公开(公告)号：US08741796B2
公开(公告)日：2014-06-03
申请号：US13924814
申请日：2013-06-24
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： A high-refractivity low-dispersion optical glass that can be stably supplied and has excellent glass stability and that has coloring reduced, composed of in mass %, 5 to 32% of total of SiO2 and B2O2, 45 to 65% of total of La2O2, Gd2O2 and Y2O2, 0.5 to 10% of ZnO, 1 to 20% of total of TiO2 and Nb2O5, and optionally other components. The optical glass has a refractive index nd of 1.89 to 2.0, an Abbe's number νd of 32 to 38 and a coloring degree λ70 of 430 nm or less.
摘要翻译： 高折射率低分散型光学玻璃，其可以稳定地供给并且具有优异的玻璃稳定性，并且具有降低的着色，以质量％计，总计为5〜32％的SiO 2和B 2 O 2，45〜65％的La 2 O 2 ，Gd 2 O 2和Y 2 O 2，0.5〜10％的ZnO，1〜20％的TiO 2和Nb 2 O 5，以及任选的其它成分。 光学玻璃的折射率nd为1.89〜2.0，阿贝数n为32〜38，着色度λ70为430nm以下。
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公开(公告)号：US08492299B2
公开(公告)日：2013-07-23
申请号：US13358748
申请日：2012-01-26
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： A high-refractivity low-dispersion optical glass that can be stably supplied and has excellent glass stability and that has coloring reduced, composed of in mass %, 5 to 32% of total of SiO2 and B2O3, 45 to 65% of total of La2O3, Gd2O3 and Y2O3, 0.5 to 10% of ZnO, 1 to 20% of total of TiO2 and Nb2O5, and optionally other components. The optical glass has a refractive index nd of 1.89 to 2.0, an Abbe's number νd of 32 to 38 and a coloring degree λ70 of 430 nm or less.
摘要翻译： 高折射率低分散型光学玻璃，其可以稳定地供给并且具有优异的玻璃稳定性并且具有降低的着色，以质量％计，总计为5〜32％的SiO 2和B 2 O 3，总计为45〜65％的La 2 O 3 ，Gd 2 O 3和Y 2 O 3，0.5〜10％的ZnO，1〜20％的TiO 2和Nb 2 O 5，以及任选的其它成分。 光学玻璃的折射率nd为1.89〜2.0，阿贝数nud为32〜38，着色度λ70为430nm以下。
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公开(公告)号：US08127570B2
公开(公告)日：2012-03-06
申请号：US12570436
申请日：2009-09-30
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： A high-refractivity low-dispersion optical glass that can be stably supplied and has excellent glass stability and that has coloring reduced, comprises, by mass %, 5 to 32% of total of SiO2 and B2O3, 45 to 65% of total of La2O3, Gd2O3 and Y2O3, 0.5 to 10% of ZnO, 1 to 20% of total of TiO2 and Nb2O5, 0 to 15% of ZrO2, 0 to 2% of WO3, 0 to 20% of Yb2O3, 0 to 10% of total of Li2O, Na2O and K2O, 0 to 10% of total of MgO, CaO, SrO and BaO, 0 to 12% of Ta2O5, 0 to 5% of GeO2, 0 to 10% of Bi2O3, and 0 to 10% of Al2O3, wherein the mass ratio of the content of SiO2 to the content of B2O3, (SiO2/B2O3), is from 0.3 to 1.0, and the mass ratio of the total content of Gd2O3 and Y2O3 to the total content of La2O3, Gd2O3 and Y2O3, (Gd2O3+Y2O3)/(La2O3+Gd2O3+Y2O3), is from 0.05 to 0.6, the optical glass having a refractive index nd of 1.89 to 2.0 and an Abbe's number νd of 32 to 38 and having a coloring degree λ70 of 430 nm or less.
摘要翻译： 可以稳定地供给且具有优异的玻璃稳定性并具有着色性降低的高折射率低分散型光学玻璃以质量％计含有SiO 2和B 2 O 3的总量的5〜32％，La 2 O 3的总量的45〜65％ ，Gd 2 O 3和Y 2 O 3，0.5〜10％的ZnO，1〜20％的TiO 2和Nb 2 O 5，0〜15％的ZrO 2，0〜2％的WO 3，0〜20％的Yb 2 O 3，0〜10％ 的Li 2 O，Na 2 O和K 2 O，0〜10％的MgO，CaO，SrO和BaO，0〜12％的Ta 2 O 5，0〜5％的GeO 2，0〜10％的Bi 2 O 3，0〜10％的Al 2 O 3 其中SiO 2的含量与B 2 O 3的含量（SiO 2 / B 2 O 3）的质量比为0.3〜1.0，Gd 2 O 3和Y 2 O 3的总含量与La 2 O 3，Gd 2 O 3和Y 2 O 3的总含量的质量比 ，（Gd 2 O 3 + Y 2 O 3）/（La 2 O 3 + Gd 2 O 3 + Y 2 O 3）为0.05〜0.6，折射率nd为1.89〜2.0，光学玻璃的阿贝数ngr为32〜38，着色度λ70 为430nm以下。
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公开(公告)号：US08110514B2
公开(公告)日：2012-02-07
申请号：US12491541
申请日：2009-06-25
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： An optical glass that is an oxide glass having a very high refractive index in spite of its low-dispersion property, having excellent glass stability and having less susceptibility to coloring.
摘要翻译： 作为折射率非常高的氧化物玻璃的光学玻璃，尽管其分散性低，玻璃稳定性好，着色敏感性低。
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9.发明授权Optical glass, precision press molding preform, and optical element and method of manufacturing the same 有权光学玻璃，精密压模成型预制件和光学元件及其制造方法公开(公告)号：US09255028B2
公开(公告)日：2016-02-09
申请号：US14397326
申请日：2013-04-24
申请人： Tomoaki Negishi , Yasuhiro Fujiwara
发明人： Tomoaki Negishi , Yasuhiro Fujiwara
IPC分类号： C03C3/068 , C03C3/066 , C03C3/155 , C03C11/00 , C03C3/253 , C03B23/00 , C03B40/04 , C03B7/12 , C03B11/08 , C03B11/12 , C03B11/16
CPC分类号： C03C3/253 , C03B7/12 , C03B11/08 , C03B11/122 , C03B11/16 , C03B23/0013 , C03B40/04 , C03B2215/63 , C03B2215/69 , C03C3/066 , C03C3/068 , C03C3/155 , Y02P40/57
摘要： The optical glass is described that may be an oxide glass including, denoted as cation %, a total of 5 to 60% of B3+ and Si4+ (with 5 to 50% of B3+), a total of equal to or higher than 5% of Zn2+ and Mg2+, a total of 10 to 50% of La3+, Gd3+, Y3+, and Yb3+, and a total of 6 to 45% of Ti4+, Nb5+, Ta5+, W6+, and Bi3+ (a total content of Ti4+ and Ta5+ being higher than 0% and a content of W6+ being higher than 5%).
摘要翻译： 描述了可以是氧化物玻璃，其包括以阳离子％表示，总共为B3 +和Si4 +的5〜60％（具有5〜50％的B3 +），总计等于或高于5％〜5％的氧化物玻璃 Zn2 +和Mg2 +，总共为10〜50％的La3 +，Gd3 +，Y3 +和Yb3 +，总共为6〜45％的Ti4 +，Nb5 +，Ta5 +，W6 +和Bi3 +（Ti4 +和Ta5 +的总含量较高 0％以上，W6 +含量高于5％）。
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公开(公告)号：US20130210604A1
公开(公告)日：2013-08-15
申请号：US13845229
申请日：2013-03-18
申请人： Xuelu ZOU , Yunoshin Kanayama , Tomoaki Negishi
发明人： Xuelu ZOU , Yunoshin Kanayama , Tomoaki Negishi
IPC分类号： C03C3/068
CPC分类号： C03C3/068 , C03B17/062 , C03B40/02 , C03B40/04
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。
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