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8183168 Process for producing electrode-formed glass substrate  
A lead-free glass for covering electrodes including, as represented by mass % based on the following oxides, from 30 to 50% of B2O3, from 21 to 25% of SiO2, from 10 to 35% of ZnO, from 7 to 14% in...
8178454 Optical glass and optical apparatus using the same  
An optical glass includes a substance A generating light of a wavelength λ2 when irradiated with light of a wavelength λ1 and a substance B generating light of a wavelength λ3 when irradiated wi...
8168553 Optical glass, method of making the optical glass, optical elements made with the optical glass and uses thereof  
The lead- and arsenic-free optical glass has a refractive index nd of 1.55≦nd≦1.64, an Abbe number νd of 42≦νd≦65, and a low transition temperature Tg≦460° C., good producibility and processabili...
8163665 Optical glass  
An optical glass having refractive index (nd) exceeding 1.85, Abbe number (νd) of 36 or over, comprising SiO2, B2O3, La2O3, Gd2O3, Ta2O5 and Li2O as essential components, being free of Pb and As ...
8148280 Optical glass  
An optical glass of the present invention has optical constants of a refractive index (nd) within a range from 1.75 to 1.85 and an Abbe number (νd) within a range from 35 to 45, comprises SiO2 and ...
8127570 Optical glass  
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...
8124552 Optical glass  
An optical glass includes, by weight: 1% or more and 5% or less of silicon oxide (SiO2); 15% or more and 24% or less of boron oxide (B2O3); 0.1% or more and 3% or less of aluminum oxide (Al2O3); 1%...
8110514 Optical glass  
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.
8110515 Optical glass  
A glass composition that simultaneously has a low temperature coefficient of refractive index and a good light transmittance, being suitable for use in environments of intense temperature change....
8097350 Glass ceramic composition, glass ceramic sintered body, and multilayer ceramic electronic component  
A glass ceramic composition which is formed by firing into a sintered body having a relatively high relative dielectric constant and Q value is provided. It includes a CaZrO3-based ceramic and a...
8080491 Optical glass  
An optical glass having high refractive index and low dispersion properties. There is provided an optical glass having an Abbe number (νd) and a refractive index (nd) in a region indicated by a ...
8039408 Optical glass, preform for precision press molding, optical element and method of manufacturing thereof  
The optical glass of the present invention has a refractive index nd of 1.70 or greater and an Abbé number of 50 or greater. Given as mole percentages, it comprises: B2O320 to 80 percent,SiO20 to ...
8039411 Optical glass  
The present invention has an object to provide an optical glass which has middle refractive index and low dispersibility, a low yield point (Ts) and a liquidus temperature (L.T.) and excellent...
8034733 Optical glass, optical element and method of manufacturing thereof  
An optical glass comprises, denoted as weight percentages, SiO2-2-22%, B2O3: 3-24%, ZnO:>8% and ≦30%, CaO+BaO+ZnO: 10-50%, MgO: 0-3%, La2O3+Y2O3+Gd2O3+Yb2O3: 1-33%, TiO2: 2-20%, ZrO2: 0-10%, N...
8030233 Optical glass  
An optical glass having optical constants of a refractive index (nd) of 1.78 or over, an Abbe number (νd) of 30 or below, and a partial dispersion ratio (θg, F) of 0.620 or below comprises SiO2 a...
8012896 Optical glass, preform for precision press molding, method for manufacturing preform for precision press molding, optical element, and method for manufacturing optical element  
The present invention relates to an optical glass having optical constants in the form of a refractive index nd of 1.70 or higher and an Abbé number nud of 50 or higher, a preform for precision ...
8003556 Optical glass  
There is provided an optical glass with a high refractive index and a low dispersion having a refractive index (nd) of not less than 1.75 and an Abbe's number (νd) of not less than 35 where the ...
7998891 Optical glass containing bismuth oxide  
Optical glass having a refractive index (nd) of 1.85 or greater, and an Abbe number (νd) falling within the range of 10 to 30, which is suited for molding by precision mold press is provided. The ...
7977264 Optical glasses of the dense barium flint position  
The optical glasses designated to be used in the areas of imaging, sensors, microscopy, medical technology, digital projection, photolithography, laser technology, wafer/chip technology as well as...
7964523 Composition for sealing glass  
A powder composition for forming a highly expansible crystallized glass substantially free of alkali metals is disclosed, which composition can provide, through its firing at a temperature of not...
7955998 Optical glass, precision press-molding and process for the production thereof, and optical element and process for the production thereof  
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,...
7947618 Optical glass and optical element  
An optical glass contains, based on a total weight of the optical glass: 12 to 30 weight percent of P2O5; 1 to 5 weight percent of B2O3; 1 to 8 weight percent of Li2O; 0.5 to weight percent of...
7932197 Optical glass, precision press-molding preform, process for production thereof, optical element and process for the production thereof  
Provided is an optical glass having high-refractivity low-dispersion properties, having a low glass transition temperature and having the property of being softened at a low temperature so that a...
7928027 Optical glass and optical element  
The optical glass of the invention comprising: SiO2: 10 to 30%, B2O3: 15 to 35%, Li2O: 0 (inclusive) to 10%, Na2O: 0 (inclusive) to 5%, and K2O: 0 (inclusive) to 5% provided that Li2O+Na2O+K2O: 0...
7910507 Glass ceramic material for plasma display  
There is provided a glass ceramic material for plasma display, in which glass fine grains (A) having a softening point of 570-640° C. are in 40-70 wt %, and glass fine grains (B) having a ...
7897531 Glass  
Glass has optical constants of a refractive index (nd) of 1.79 or over and an Abbe number (νd) of 27 or over and a specific gravity (D) of 3.20 or over and is free from devitrification in the ...
7897533 Optical glass composition, preform and optical element  
An optical glass composition contains, in % by mole, 14.0% or more and 31.0% or less of SiO2, 19.0% or more and 40.0% or less of B2O3, 0% or more and 5.0% or less of Li2O, 0% or more and 12.0% or...
7897532 Optical glass composition, preform and optical element  
An optical glass composition contains, in % by weight, 1.0% or more and 12.0% or less of SiO2, 8.0% or more and 18.0% or less of B2O3, 0% or more and 6.0% or less of ZnO, 1.0% or more and 10.0% or...
7884041 Optical glass  
An optical glass has optical constants of a refractive index (nd) within a range from 1.73 to less than 1.80 and an Abbe number (νd) within a range from 43 to 55, comprises SiO2, B2O3, Y2O3, ...
7884040 Optical glass  
Optical glass has a refractive index of 1.83 or above and an Abbe number of 26 or less and contains SiO2, TiO2, Nb2O5 and Na2O as its essential constituents in such proportions on a final oxide...
7867934 Optical glass  
Optical glass containing bismuth oxide having good defoamability. The Optical glass contains, as % by mass, from 10 to less than 90% of a Bi2O3 component and at least 0.1% of a TeO2 and/or SeO2...
7855158 Optical glass, preform for precision press-molding, optical element, and methods for manufacturing the same  
Provided is an optical glass comprising, denoted as molar percentages: 10 to 20 percent SiO2,5 to 40 percent B2O3,SiO2+B2O3=15 to 50 percent,0 to 10 percent Li2O,12 to 36 percent ZnO,where...
7846860 Optical glass  
An optical glass includes, in percent by weight, 2-11% SiO2, 28-45% B2O3, 2-15% CaO, 3-18% ZnO, 1-8% ZrO2, 9-40% La2O3, 0.5-11% Gd2O3, 0-10% Y2O3, 0-3% Al2O3, at most 8% R2O, where R2O is selected...
7833920 Optical glass  
The invention provides an optical glass which comprises, in terms of % by mass on the basis of oxides, 35-45% of SiO2, 12-20% of B2O3, 2-7% of Li2O, 0.1-10% of ZnO, 2-15% of Al2O3, 10-40% of BaO,...
7827823 Optical glass, precision press-molding preform, process for producing the preform, optical element and process for producing the element  
An optical glass having high refractivity and a low sag temperature and having a low-temperature softening property that enables precision press-molding is provided, and the optical glass contains,...
7820576 Optical glass and optical element  
An optical glass for press-molding contains as glass ingredients, by weight: 0.5-4% SiO2; 20-30% B2O3; 10-20% ZnO; 1-10% ZrO2; 30-45% La2O3; 5-12% Nb2O5; 1-15% WO3; 0.5-3.5% TiO2; 0.5-3% CaO;...
7799712 Low-melting lead-free solder glass and uses thereof  
The low melting solder glass contains, in wt. % on an oxide basis, >1-2, SiO2; 5-10, B2O3; 4.5-12, ZnO; 79-88, Bi2O3; 0.0, CeO2; and 0.6-2, Al2O3, and a weight ratio of SiO2 to Al2O3 of <2. The...
7795165 Lead-free bismuth glass  
An object of the present invention is to provide a lead-free bismuth glass wherein decrease of the degree of accuracy of the patterning is prevented. Specifically, the present invention provides a...
7749929 Glass for covering electrodes and plasma display panel  
Glass for covering electrodes, which consists essentially of, as represented by mol % based on the following oxides, from 25 to 60% of B2O3, from 0 to 18% of SiO2, from 0 to 60% of ZnO, from 0 to...
7737064 Optical glass containing bismuth oxide  
Optical glass having a refractive index (nd) of 1.75 or greater, and an Abbe number (νd) falling within the range of 15 to 40, which is suitable for molding by precision mold press is provided. ...
7704904 Optical glass and optical element  
An optical glass contains as glass ingredients, by weight: 0-8% SiO2; 34.5-46% B2O3; 2.6-6% Li2O; 21-38% ZnO; 0-40% La2O3; 0-35% Gd2O3; and 0-15% Y2O3, with the total content of La2O3+Gd2O3+Y2O3...
7678457 Dielectric and display device having a dielectric and dielectric manufacturing method  
This invention provides a thick-film type dielectric with desired adhesivity to the base and very good insulation properties. The dielectric of the present invention includes a lower dielectric...
7670978 Optical glass, precision press molding preform and optical element  
The optical glass has a refractive index of equal to or greater than 1.65 and an Abbé number ranging from 50 to 60. In the optical glass, as molar basis, a ratio of SiO2 content to B2O3 content is ...
7638450 Lead and arsenic free optical lanthanum borate glass  
The lead-free, fluorine-free and arsenic-free optical glass, which is useful in mapping, projection, telecommunication, optical communication engineering, and mobile drive and laser technology, has...
7638449 Optical glass  
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...
7605099 Optical glasses and their uses  
The optical glass has an index of refraction (nd) greater than or equal to 1.70, an Abbé number (νd) greater than or equal to 35 and a density (ρ) less than or equal to 4.5 g/cm3. Optical el...
7605100 Lead and arsenic free optical hard crown glasses  
The present invention relates to lead and arsenic free optical hard crown glasses with a low transformation temperature (Tg≦520° C.), characterized by their optical range with a refractive index of...
7598193 Optical glass, glass gob for press-molding, optical part, process for producing glass shaped material and process for producing optical part  
An optical glass having a high light transmittance, a high refractive index and excellent production stability, which contains at least one of CaO and SrO together with SiO2, B2O3, La2O3, Nb2O5,...
7598192 Optical glass  
The invention relates to optical glasses intended for the application fields of imaging, sensors, microscopy, medical technology, digital projection, photolithography, laser technology, wafer/chip...
7572747 Optical glass  
An optical glass consisting essentially of B2O3 in an amount of 10-40 wt %, SiO2 in an amount less than or equal to 5 wt %, ZnO in an amount less than or equal to 15 wt %, SrO in an amount less...
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