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公开(公告)号：US20080312063A1
公开(公告)日：2008-12-18
申请号：US12195496
申请日：2008-08-21
申请人： Hiroyuki OHKAWA , Jun Sasai , Naoki Sugimoto
发明人： Hiroyuki OHKAWA , Jun Sasai , Naoki Sugimoto
摘要： The present invention provides an optical glass including, by mass %: 46 to 70 of B2O3; 3 to 10 of Li2O; 5 to 15 of Y2O3; 0 to 46 of SiO2: 0 to 20 of Al2O3: 0 to 40 of MgO+CaO+SrO+BaO; 0 to 30 of La2O3; and 0 to 10 of ZrO2+TiO2+Gd2O3.
摘要翻译： 本发明提供一种光学玻璃，其包含质量％：46〜70的B 2 O 3; 3〜10的Li2O; 5〜15的Y2O3; 0〜46的SiO 2：0〜20的Al 2 O 3：0〜40的MgO + CaO + SrO + BaO; 0〜30的La2O3; 和0〜10的ZrO 2 + TiO 2 + Gd 2 O 3。
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公开(公告)号：US07582580B2
公开(公告)日：2009-09-01
申请号：US12195496
申请日：2008-08-21
申请人： Hiroyuki Ohkawa , Jun Sasai , Naoki Sugimoto
发明人： Hiroyuki Ohkawa , Jun Sasai , Naoki Sugimoto
摘要： The present invention provides an optical glass including, by mass %: 46 to 70 of B2O3; 3 to 10 of Li2O; 5 to 15 of Y2O3; 0 to 46 of SiO2: 0 to 20 of Al2O3: 0 to 40 of MgO+CaO+SrO+BaO; 0 to 30 of La2O3; and 0 to 10 of ZrO2+TiO2+Gd2O3.
摘要翻译： 本发明提供一种光学玻璃，其包含质量％：46〜70的B 2 O 3; 3〜10的Li2O; 5〜15的Y2O3; 0〜46的SiO 2：0〜20的Al 2 O 3：0〜40的MgO + CaO + SrO + BaO; 0〜30的La2O3; 和0〜10的ZrO 2 + TiO 2 + Gd 2 O 3。
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公开(公告)号：US07563736B2
公开(公告)日：2009-07-21
申请号：US11411177
申请日：2006-04-26
申请人： Tomoyuki Kobayashi , Jun Sasai , Syuji Matsumoto , Naoki Sugimoto
发明人： Tomoyuki Kobayashi , Jun Sasai , Syuji Matsumoto , Naoki Sugimoto
摘要： An optical glass which has an internal transmittance to a light having a wavelength of 400 nm being at least 90% as calculated in a thickness of 1 mm and which contains at least 25 mol % of B2O3 and from 0.1 to 20 mol % of TeO2. The above optical glass which contains La2O3. The above optical glass wherein the glass transition point ≦650° C. and the refractive index at 633 nm≧1.70. A process for producing an optical element made of the above optical glass, which comprises dropping the optical glass in a molten state from a flow outlet of a flow out pipe made of a platinum alloy to form a preform and subjecting it to precision press-molding.
摘要翻译： 对于波长为400nm的光具有内透射率的光学玻璃，其厚度为1mm计算为至少90％，并且含有至少25mol％的B 2 O 3和0.1至20mol％的TeO 2。 上述含有La2O3的光学玻璃。 上述玻璃化转变点<= 650℃，折射率在633nm> = 1.70的光学玻璃。 一种由上述光学玻璃制成的光学元件的制造方法，其特征在于，将来自铂合金的流出管的流出口的熔融状态的光学玻璃落下，形成预成型体，并进行精密的加压成型 。
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公开(公告)号：US20080312062A1
公开(公告)日：2008-12-18
申请号：US12195477
申请日：2008-08-21
申请人： Jun SASAI , Naoki Sugimoto
发明人： Jun SASAI , Naoki Sugimoto
IPC分类号： C03C3/15
摘要： The invention provides an optical glass comprising, by mass % on the oxide basis; 25 to 50% of B2O3; 5 to 25% of ZnO: 13 to 25% of La2O3; 10 to 28% of Gd2O3; and 1.5 to 4% of Li2O, the optical glass having: a refractive index (nd) of 1.65 to 1.76; an Abbe number (νd) of 45 to 60; and a molding temperature (Tp), as defined with the glass transition temperature (Tg) and the yield point (At) by the expression At+(At−Tg)/2, of 650° C. or less; the optical glass substantially containing neither an arsenic nor a lead nor a fluorine.
摘要翻译： 本发明提供了以氧化物为基准的质量％的光学玻璃; 25〜50％的B2O3; 5〜25％的ZnO：13〜25％的La2O3; 10〜28％的Gd2O3; 和1.5〜4％的Li 2 O，所述光学玻璃的折射率（nd）为1.65〜1.76; 阿贝数（nud）为45至60; 和通过At +（At-Tg）/ 2表示的玻璃化转变温度（Tg）和屈服点（At）所定义的成型温度（Tp）为650℃以下; 光学玻璃基本上既不含砷也不含铅，也不含氟。
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公开(公告)号：US20080099937A1
公开(公告)日：2008-05-01
申请号：US11947976
申请日：2007-11-30
申请人： Jun Sasai , Syuji Matsumoto , Takeshi Shimazaki , Naoki Sugimoto
发明人： Jun Sasai , Syuji Matsumoto , Takeshi Shimazaki , Naoki Sugimoto
IPC分类号： B29D11/00
CPC分类号： C03B11/005 , C03B32/00 , C03B2215/12 , C03B2215/24 , C03C3/15 , C03C3/253
摘要： To provide a production process capable of making the transmittance of an optical glass element obtainable by press-molding a TeO2-containing glass high. A process for producing an optical glass element, which comprises press-molding a TeO2-containing glass, wherein the press-molding is carried out in an atmosphere in which the nitrogen partial pressure is at most 102 Pa. The above process for producing an optical glass element, wherein the face of a mold for the press-molding to be in contact with the glass is made of carbon. The above process for producing an optical glass element, wherein the molded glass obtained by the press-molding is held in an oxygen-containing atmosphere at a temperature within a range of at least a temperature lower by 50° C. than the glass transition point of the TeO2-containing glass and at most the softening point of the glass.
摘要翻译： 为了提供能够使通过将含TeO 2的玻璃加压成型而获得的光学玻璃元件的透射率的制造方法。 一种光学玻璃元件的制造方法，其特征在于，包括对含有TeO 2的玻璃进行加压成型，其中，所述加压成型在氮分压为10℃以下的气氛中进行， SUP> 2 上述用于制造光学玻璃元件的方法，其中用于加压成型的与玻璃接触的模具的表面由碳制成。 上述制造光学玻璃元件的方法，其中通过压制成型获得的模制玻璃在至少比玻璃化转变点低50℃的温度范围内的含氧气氛中保持 的含TeO 2的玻璃，并且至多为玻璃的软化点。
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公开(公告)号：US07666332B2
公开(公告)日：2010-02-23
申请号：US11947976
申请日：2007-11-30
申请人： Jun Sasai , Syuji Matsumoto , Takeshi Shimazaki , Naoki Sugimoto
发明人： Jun Sasai , Syuji Matsumoto , Takeshi Shimazaki , Naoki Sugimoto
CPC分类号： C03B11/005 , C03B32/00 , C03B2215/12 , C03B2215/24 , C03C3/15 , C03C3/253
摘要： To provide a production process capable of making the transmittance of an optical glass element obtainable by press-molding a TeO2-containing glass high.A process for producing an optical glass element, which comprises press-molding a TeO2-containing glass, wherein the press-molding is carried out in an atmosphere in which the nitrogen partial pressure is at most 102 Pa. The above process for producing an optical glass element, wherein the face of a mold for the press-molding to be in contact with the glass is made of carbon. The above process for producing an optical glass element, wherein the molded glass obtained by the press-molding is held in an oxygen-containing atmosphere at a temperature within a range of at least a temperature lower by 50° C. than the glass transition point of the TeO2-containing glass and at most the softening point of the glass.
摘要翻译： 为了提供能够使通过将含TeO 2的玻璃的高压成型得到的光学玻璃元件的透射率的制造方法。 一种光学玻璃元件的制造方法，其特征在于，包括对含TeO 2的玻璃进行加压成型，其中，所述加压成型是在氮分压为102Pa以下的气氛中进行的。 玻璃元件，其中用于加压成型的与玻璃接触的模具的表面由碳制成。 上述制造光学玻璃元件的方法，其中通过压制成型获得的模制玻璃在至少比玻璃化转变点低50℃的温度范围内的含氧气氛中保持 的含TeO 2的玻璃，并且至多为玻璃的软化点。
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公开(公告)号：US07638449B2
公开(公告)日：2009-12-29
申请号：US12192149
申请日：2008-08-15
申请人： Kenji Imakita , Jun Sasai , Naoki Sugimoto
发明人： Kenji Imakita , Jun Sasai , Naoki Sugimoto
摘要： This invention provides an optical glass including, by mass %: 30 to 40% of B2O3; 2.5 to 6% of Li2O; 10 to 17% of ZnO; 12 to 22% of La2O3; 15 to 25% of Gd2O3; 0 to 5% of SiO2; 0 to 5% of Bi2O3; 0 to 15% of Al2O3; 0 to 3% of ZrO2; 0 to 5% of WO3; 0 to 5% of Ta2O5; 0 to 3% of TiO2; 0 to 5% of Y2O3; and 0 to 5% of MgO+CaO+SrO+BaO.
摘要翻译： 本发明提供一种光学玻璃，其包含质量％：30〜40％的B 2 O 3; 2.5〜6％的Li2O; 10〜17％的ZnO; 12〜22％的La2O3; 15〜25％的Gd2O3; 0〜5％的SiO2; 0〜5％Bi2O3; 0〜15％的Al2O3; 0〜3％的ZrO2; 0〜5％的WO3; 0〜5％Ta2O5; 0〜3％的TiO2; 0〜5％的Y2O3; 和0〜5％的MgO + CaO + SrO + BaO。
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公开(公告)号：US20090093357A1
公开(公告)日：2009-04-09
申请号：US12332589
申请日：2008-12-11
申请人： Jun SASAI , Naoki Sugimoto
发明人： Jun SASAI , Naoki Sugimoto
IPC分类号： C03C3/068
摘要： The invention provides: an optical glass which comprises, in terms of % by mass on the basis of oxides, 13-27% of B2O3, 20-35% of La2O3, 5-25% of Gd2O3, 5-20% of ZnO, 0.5-3% of Li2O, 0.5-15% of Ta2O5 and 0.5-10% of WO3, wherein the value of (SiO2+B2O3)/(ZnO+Li2O), which is the mass ratio of the total content of SiO2 and B2O3 to the total content of ZnO and Li2O, is 1.35-1.65; and a lens comprising the optical glass.
摘要翻译： 本发明提供一种光学玻璃，其以氧化物为基准的质量％计，13〜27％的B 2 O 3，20〜35％的La 2 O 3，5〜25％的Gd 2 O 3，5〜20％的ZnO， 0.5-3％的Li2O，0.5-15％的Ta2O5和0.5-10％的WO3，其中（SiO2 + B2O3）/（ZnO + Li2O）的值是SiO2和B2O3的总含量的质量比 对ZnO和Li2O的总含量为1.35〜1.65; 以及包括所述光学玻璃的透镜。
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公开(公告)号：US20080318758A1
公开(公告)日：2008-12-25
申请号：US12192149
申请日：2008-08-15
申请人： Kenji IMAKITA , Jun Sasai , Naoki Sugimoto
发明人： Kenji IMAKITA , Jun Sasai , Naoki Sugimoto
摘要： This invention provides an optical glass including, by mass %: 30 to 40% of B2O3; 2.5 to 6% of Li2O; 10 to 17% of ZnO; 12 to 22% of La2O3; 15 to 25% of Gd2O3; 0 to 5% of SiO2; 0 to 5% of Bi2O3; 0 to 15% of Al2O3; 0 to 3% of ZrO2; 0 to 5% of WO3; 0 to 5% of Ta2O5; 0 to 3% of TiO2; 0 to 5% of Y2O3; and 0 to 5% of MgO+CaO+SrO+BaO.
摘要翻译： 本发明提供一种光学玻璃，其包含质量％：30〜40％的B 2 O 3; 2.5〜6％的Li2O; 10〜17％的ZnO; 12〜22％的La2O3; 15〜25％的Gd2O3; 0〜5％的SiO2; 0〜5％Bi2O3; 0〜15％的Al2O3; 0〜3％的ZrO2; 0〜5％的WO3; 0〜5％Ta2O5; 0〜3％的TiO2; 0〜5％的Y2O3; 和0〜5％的MgO + CaO + SrO + BaO。
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公开(公告)号：US07514381B2
公开(公告)日：2009-04-07
申请号：US11616179
申请日：2006-12-26
申请人： Syuji Matsumoto , Jun Sasai , Naoki Sugimoto
发明人： Syuji Matsumoto , Jun Sasai , Naoki Sugimoto
摘要： To provide an optical glass which has a high transmittance and a high refractive index and shows little decrease in the transmitted light intensity when continuously irradiated with a blue-violet laser diode light, and which is less prone to a higher melting temperature and exhibits chemical durability being not low. An optical glass consisting essentially of, as represented by mol %, from 35 to 54% of TeO2, from 0 to 10% of GeO2, from 5 to 30% of B2O3, from 0 to 15% of Ga2O3, from 0 to 8% of Bi2O3, from 3 to 20% of ZnO, from 0 to 10% of MgO+CaO+SrO+BaO, from 1 to 10% of Y2O3+La2O3+Gd2O3, from 0 to 5% of Ta2O5+Nb2O5, from 0 to 1.8% of TiO2, and from 0 to 6% of Li2O+Na2O+K2O+Rb2O+Cs2O. A lens made of such an optical glass.
摘要翻译： 为了提供一种具有高透射率和高折射率的光学玻璃，当连续照射蓝紫色激光二极管灯时，透射光强度几乎没有降低，并且不太容易产生较高的熔融温度并具有化学耐久性 不低 基本上由摩尔％表示的TeO 3为35至54％，0至10％的GeO 2，5至30％的B 2 O 3，0至15％的Ga 2 O 3，0至8％ 的Bi 2 O 3，3〜20％的ZnO，0〜10％的MgO + CaO + SrO + BaO，1〜10％的Y2O3 + La2O3 + Gd2O3，0〜5％的Ta2O5 + Nb2O5，0〜 1.8％的TiO2和0〜6％的Li2O + Na2O + K2O + Rb2O + Cs2O。 由这种光学玻璃制成的镜片。
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