摘要:
A high-refractivity low-dispersion optical glass that gives press-molding preforms excellent in high-temperature shapability and suitable for precision press-molding, including an optical glass comprising B2O3, La2O3, Gd2O3 and ZnO as essential components, substantially containing none of lead and fluorine, having a refractive index (nd) of 1.72 to 1.83, an Abbe's number (νd) of 45 to 55 and a glass transition temperature (Tg) of 630° C. or lower and having a viscosity of at least 0.6 Pa·s at its liquidus temperature, and an optical glass comprising, by mol %, 45 to 65% of B2O3, 5 to 22% of La2O3, 1 to 20% of Gd2O3, provided that the total content of La2O3 and Gd2O3 is 14 to 30%, 5 to 30% of ZnO, 0 to 10% of SiO2, 0 to 6.5% of ZrO2 and 0 to 1% of Sb2O3, substantially containing none of lead and fluorine, and having a refractive index (nd) of 1.72 to 1.83 and an Abbe's number (νd) of 45 to 55.
摘要翻译:一种高折射率低分散度光学玻璃,其具有优异的高温成型性和适合于精密加压成型的压模成型预成型体,包括以B 2 O 3,La 2 O 3,Gd 2 O 3和ZnO为主要成分的光学玻璃,其基本上不含有铅 和折射率(nd)为1.72〜1.83,阿贝数(nud)为45〜55,玻璃化转变温度(Tg)为630℃以下,粘度为0.6Pa以上的氟。 以及含有摩尔百分比为45〜65%的B2O3,5〜22%的La2O3,1〜20%的Gd2O3的光学玻璃,条件是La2O3和Gd2O3的总含量为14〜30 %,5〜30%的ZnO,0〜10%的SiO 2,0〜6.5%的ZrO 2和0〜1%的Sb 2 O 3,基本上不含铅和氟,折射率(nd)为1.72〜1.83 阿贝数(nud)为45到55。
摘要:
A high-refractivity low-dispersion optical glass that gives press-molding preforms excellent in high-temperature shapability and suitable for precision press-molding, including an optical glass comprising B2O3, La2O3, Gd2O3 and ZnO as essential components, substantially containing none of lead and fluorine, having a refractive index (nd) of 1.72 to 1.83, an Abbe's number (νd) of 45 to 55 and a glass transition temperature (Tg) of 630° C. or lower and having a viscosity of at least 0.6 Pa·s at its liquidus temperature, and an optical glass comprising, by mol %, 45 to 65% of B2O3, 5 to 22% of La2O3, 1 to 20% of Gd2O3, provided that the total content of La2O3 and Gd2O3 is 14 to 30%, 5 to 30% of ZnO, 0 to 10% of SiO2, 0 to 6.5% of ZrO2 and 0 to 1% of Sb2O3, substantially containing none of lead and fluorine, and having a refractive index (nd) of 1.72 to 1.83 and an Abbe's number (νd) of 45 to 55.
摘要翻译:一种高折射率低分散度光学玻璃,其具有优异的高温成形性且适用于精密加压成型的压制成型预成型体,包括含有B 2 O 3 O 3的光学玻璃, SUB>,La 2 O 3 3,Gd 2 O 3 3和ZnO作为必要组分,基本上不含有 铅和氟,折射率(nd)为1.72〜1.83,阿贝数(nud)为45〜55,玻璃化转变温度(Tg)为630℃以下,粘度为0.6Pa以上 以及其液相线温度的光学玻璃,以及包含摩尔%的45%至65%的B 2 O 3 3的光学玻璃,5至22%的La 2 O 3, 2 <3 O 3,1〜20%的Gd 2 O 3 3,条件是La 2的总含量 O 3 3和Gd 2 O 3 3为14〜30%,ZnO为5〜30%,0〜10% SiO 2 2,0〜6.5%的ZrO 2 2和0〜1%的Sb 2 O 3 3,实质上 不含铅和氟,折射率(nd)为1.72〜1.83,阿贝数(nud)为45〜55。
摘要:
A high-refractivity low-dispersion optical glass that gives press-molding preforms excellent in high-temperature shapability and suitable for precision press-molding, including an optical glass comprising B2O3, La2O3, Gd2O3 and ZnO as essential components, substantially containing none of lead and fluorine, having a refractive index (nd) of 1.72 to 1.83, an Abbe's number (νd) of 45 to 55 and a glass transition temperature (Tg) of 630° C. or lower and having a viscosity of at least 0.6 Pa·s at its liquidus temperature, and an optical glass comprising, by mol %, 45 to 65% of B2O3, 5 to 22% of La2O3, 1 to 20% of Gd2O3, provided that the total content of La2O3 and Gd2O3 is 14 to 30%, 5 to 30% of ZnO, 0 to 10% of SiO2, 0 to 6.5% of ZrO2 and 0 to 1% of Sb2O3, substantially containing none of lead and fluorine, and having a refractive index (nd) of 1.72 to 1.83 and an Abbe's number (νd) of 45 to 55.
摘要翻译:一种高折射率低分散度光学玻璃,其具有优异的高温成形性且适用于精密加压成型的压制成型预成型体,包括含有B 2 O 3 O 3的光学玻璃, SUB>,La 2 O 3 3,Gd 2 O 3 3和ZnO作为必要组分,基本上不含有 铅和氟,折射率(nd)为1.72〜1.83,阿贝数(nud)为45〜55,玻璃化转变温度(Tg)为630℃以下,粘度为0.6Pa以上 以及其液相线温度的光学玻璃,以及包含摩尔%的45%至65%的B 2 O 3 3的光学玻璃,5至22%的La 2 O 3, 2 <3 O 3,1〜20%的Gd 2 O 3 3,条件是La 2的总含量 O 3 3和Gd 2 O 3 3为14〜30%,ZnO为5〜30%,0〜10% SiO 2 2,0〜6.5%的ZrO 2 2和0〜1%的Sb 2 O 3 3,实质上 不含铅和氟,折射率(nd)为1.72〜1.83,阿贝数(nud)为45〜55。
摘要:
A high-refractivity low-dispersion optical glass that gives press-molding preforms excellent in high-temperature shapability and suitable for precision press-molding, including an optical glass comprising B2O3, La2O3, Gd2O3 and ZnO as essential components, substantially containing none of lead and fluorine, having a refractive index (nd) of 1.72 to 1.83, an Abbe's number (νd) of 45 to 55 and a glass transition temperature (Tg) of 630° C. or lower and having a viscosity of at least 0.6 Pa·s at its liquidus temperature, and an optical glass comprising, by mol %, 45 to 65% of B2O3, 5 to 22% of La2O3, 1 to 20% of Gd2O3, provided that the total content of La2O3 and Gd2O3 is 14 to 30%, 5 to 30% of ZnO, 0 to 10% of SiO2, 0 to 6.5% of ZrO2 and 0 to 1% of Sb2O3, substantially containing none of lead and fluorine, and having a refractive index (nd) of 1.72 to 1.83 and an Abbe's number (νd) of 45 to 55.
摘要翻译:一种高折射率低分散度光学玻璃,其具有优异的高温成型性和适合于精密加压成型的压模成型预成型体,包括以B 2 O 3,La 2 O 3,Gd 2 O 3和ZnO为主要成分的光学玻璃,其基本上不含有铅 和折射率(nd)为1.72〜1.83,阿贝数(nud)为45〜55,玻璃化转变温度(Tg)为630℃以下,粘度为0.6Pa以上的氟。 以及含有摩尔百分比为45〜65%的B2O3,5〜22%的La2O3,1〜20%的Gd2O3的光学玻璃,条件是La2O3和Gd2O3的总含量为14〜30 %,5〜30%的ZnO,0〜10%的SiO 2,0〜6.5%的ZrO 2和0〜1%的Sb 2 O 3,基本上不含铅和氟,折射率(nd)为1.72〜1.83 阿贝数(nud)为45到55。
摘要:
A high-refractivity optical glass which has both a low-temperature softening property suitable for precision press-molding and glass stability suitable for hot-shaping of a preform, which contains, by mass %, 13 to 30% of B2O3, 0.1 to 4% of Li2O, 17 to 35% of ZnO, 15 to 45% of La2O3, 4 to 15% of Ta2O5 exclusive of 15%, 0 to 10% of ZrO2, 0 to 10% of Nb2O5 provided that Ta2O5/(Ta2O5+ZrO2+Nb2O5)>0.3, 0 to 20% of WO3 and 0 to 1% of Sb2O3 and which has a refractive index (nd) of 1.80 to 1.84 and an Abbe's number (νd) of 40.0 to 45.0.
摘要翻译:具有适合于精密加压成型的低温软化性和适用于预成型品的热成形的玻璃稳定性的高折射率光学玻璃,其以质量%计含有13〜30%的B 2 O 3,0.1〜4 的Li 2 O,17〜35%的ZnO,15〜45%的La 2 O 3,4〜15%的Ta 2 O 5,15%,0〜10%的ZrO 2,0〜10%的Nb 2 O 5,只要Ta 2 O 5 /(Ta 2 O 5 + + Nb2O5)> 0.3,0.0〜20%,Sb2O3 0〜1%,折射率(nd)为1.80〜1.84,阿贝数(ngr d)为40.0〜45.0。
摘要:
A high-refractivity optical glass which has both a low-temperature softening property suitable for precision press-molding and glass stability suitable for hot-shaping of a preform, which contains, by mass %, 13 to 30% of B2O3, 0.1 to 4% of Li2O, 17 to 35% of ZnO, 15 to 45% of La2O3, 4 to 15% of Ta2O5 exclusive of 15%, 0 to 10% of ZrO2, 0 to 10% of Nb2O5 provided that Ta2O5/(Ta2O5+ZrO2+Nb2O5)>0.3, 0 to 20% of WO3 and 0 to 1% of Sb2O3 and which has a refractive index (nd) of 1.80 to 1.84 and an Abbe's number (vd) of 40.0 to 45.0.
摘要:
Provided are a process for the production of a precision press-molded article having a high transmittance and a method of treating a glass to color or decolor the glass, the process comprising heat-treating a press-molded article containing at least one selected from WO3, Nb2O5 or TiO2 in an oxidizing atmosphere to produce a glass molded article, and the method comprising heat-treating a colored glass containing at least one oxide of WO3 and Nb2O5 in an oxidizing atmosphere to decolor the glass, or heat-treating a glass containing at least one oxide selected from WO3, Nb2O5 or TiO2 in a non-oxidizing atmosphere to color the glass.
摘要翻译:提供一种具有高透射率的精密压模制品的制造方法和玻璃的处理方法以使玻璃着色或脱色,该方法包括热处理含有选自WO 3中的至少一种的加压成型制品 ,Nb 2 O 5或TiO 2在氧化气氛中制造玻璃成形体,所述方法包括在氧化气氛中对含有至少一种WO 3和Nb 2 O 5的氧化物的着色玻璃进行热处理,以使所述玻璃脱色或热处理含有 在非氧化气氛中选自WO 3,Nb 2 O 5或TiO 2中的至少一种氧化物以使玻璃着色。
摘要:
Glass comprising, as represented by mole percentage based on the following oxides, from 50 to 75% of SiO2, from 1 to 15% of Al2O3, from 6 to 21% of Na2O, from 0 to 15% of K2O, from 0 to 15% of MgO, from 0 to 20% of CaO, from 0 to 21% of ΣRO (wherein R is Mg, Ca, Sr, Ba and/or Zn), from 0 to 5% of ZrO2, from 1.5 to 6% of Fe2O3, and from 0.1 to 1% of Co3O4.
摘要翻译:玻璃包含以下列氧化物为基准的摩尔百分比:50至75%的SiO 2,1至15%的Al 2 O 3,6至21%的Na 2 O,0至15%的K 2 O,0至15 0〜20%的CaO,0〜21%的RO(其中R是Mg,Ca,Sr,Ba和/或Zn),0〜5%的ZrO 2,1.5〜6 的Fe 2 O 3,以及0.1〜1%的Co 3 O 4。
摘要:
The present invention provides an organic LED element in which the extraction efficiency is improved up to 80% of emitted light. Further, the invention relates to an electrode-attached translucent substrate having a translucent substrate, a scattering layer formed over the glass substrate and containing a base material having a first refractive index for at least one wavelength of wavelengths of emitted light of an organic LED element and a plurality of scattering materials positioned in the base material and having a second refractive index different from that of the base material, and a translucent electrode formed over the scattering layer and having a third refractive index equal to or lower than the first refractive index, in which distribution of the scattering materials in the scattering layer decreases from the inside of the scattering layer toward the translucent electrode.
摘要:
An optical glass having a high refractive index and high dispersion characteristics that is suited to application to precision press molding to precisely mold the shape of final products for objectives not requiring grinding or polishing. An optical glass exhibiting a refractive index in the range of from 1.75 to 2.0, an Abbé number in the range of from 20 to 28.5. Optical parts comprised of this glass; press-molding materials comprised of this glass; methods of manufacturing the same; and methods of manufacturing molded glass products employing these materials.