Matches 1 - 50 out of 106 1 2 3 >


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US20070099787 Aluminophosphate glass containing copper (II) oxide and uses thereof for light filtering  
Aluminophosphate glasses containing copper(II) oxide having a low transmission in the near infrared range with a steep absorption edge, as well as a very uniform high transparency in the visible...
US20090011916 STRENGTHENED, PRESSABLE CERAMIC COMPOSITIONS FOR DENTAL PURPOSES  
Pressable glass-ceramic compositions for dental purposes of the composition I, II or III IIIIIIZrO217-70% ZrO2/Al2O315-70% Al2O3  15-70%SiO217-59% SiO217-59% SiO2  17-59%Al2O3 2-15%ZrO2 2-15%ZrO2  ...
US20140284577 HIGHLY REFRACTIVE THIN GLASSES  
Thin glasses having high refractive index (nd), a layer composite assembly made from these thin glasses, a method for the production of the thin glasses, and the uses of the thin glasses are...
US20150203395 HIGH REFRACTIVITY AND HIGH DISPERSION OPTICAL GLASS, ELEMENT AND INSTRUMENT  
A high refractivity and high dispersion optical glass with light transmissivity and good devitrification resistance. The high refractivity and high dispersion optical glass, including: 1 wt % to...
US20140256531 OPTICAL GLASS, OPTICAL ELEMENT, AND METHOD FOR MANUFACTURING OPTICAL GLASS  
An optical glass including B3+, La3+ and Nb5+ as cationic components constituting the glass, wherein the optical glass satisfies the following expressions represented in cation percentages: 10...
US20090221413 STRENGHTENED, PRESSABLE CERAMIC COMPOSITIONS FOR DENTAL PURPOSES  
Pressable glass-ceramic compositions for dental purposes of the composition I, II or III IIIIII(percent by weight)(percent by weight)(percent by...
US20090176641 OPTICAL GLASS, GLASS MOLDED BODY, OPTICAL DEVICE AND THEIR PRODUCTION METHODS  
An optical class comprising, by mass %, 12 to 30% of total of B2O3 and SiO2, 55 to 80% of total of La2O3, Gd2O3, Y2O3, ZrO2, Nb2O5 and WO3, 2 to 10% of ZrO2, 0 to 15% of Nb2O5, 0 to 15% of ZnO and...
US20090042711 OPTICAL GLASS, PRECISION-PRESSMOLDING PREFORM AND OPTICAL ELEMENT  
[Object] To provide a high-refractivity high-dispersion optical glass having excellent stability [Solution Means] An optical glass which is formed of an oxide glass containing 30 to 70 cationic %...
US20070078047 Glass for covering electrodes and plasma display panel  
Glass for covering electrodes, which consists esentially 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...
US20090163345 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...
US20090105061 Glass Composition and Glass Spacer Using the Same  
The present invention provides a glass composition that has good formability and tends not to cause electric-field breakdown when formed into a spacer for an electron beam-excited display. The...
US20090233782 OPTICAL GLASS AND LENS USING THE SAME  
The present invention has an object to provide an optical glass having excellent devitrification properties during high temperature forming and press moldability and capable of reducing weight and...
US20110143909 OPTICAL MATERIAL AND OPTICAL ELEMENT  
Provided is an optical glass having homogeneous optical characteristics such that striae and devitrification hardly occur at the time of producing a gob. The optical glass includes cationic...
US20090318278 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...
US20150031525 OPTICAL GLASS AND USE THEREOF  
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...
US20090312172 OPTICAL GLASS AND OPTICAL DEVICE  
An optical glass suitable for precision molding glass preform having a low glass transition temperature and optical characteristics such as a high refractive index and low dispersion is provided....
US20050049135 Precision press-molding glass preform, optical element and processes for the production thereof  
Provided is a precision press-molding glass preform, which is formed of a high-refractivity low-dispersion optical glass containing no PbO and which requires none of cutting and polishing of an...
US20150251946 OPTICAL GLASS  
The invention provides a kind of high-precision molding optical glass, comprising 0.1-10 wt % of SiO2, 9-20 wt % of B2O3, 20-35 wt % of La2O3, 1-8 wt % of ZrO2, 5-20 wt % of ZnO, 1-10 wt % of...
US20060019813 Sealing glass composition, sealing glass frit, and sealing glass sheet  
A sealing glass composition which has an alkali metal oxide content kept down as much as possible, and can stably join metal or ceramic members together in a temperature range of 600 to 900° C....
US20070249480 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%,...
US20110195833 HIGH-REFRACTIVITY LOW-DISPERSION OPTICAL GLASS  
The invention provides an environment-friendly optical glass with high refractive index, low dispersion and high light transmittance. The optical glass includes 6%-17% of B2O3, 2-10% of SiO2, more...
US20080261797 Optical glass for press molding and optical element  
The optical glass for press molding of the present invention contains 35 to 45% by weight of SiO2, 15 to 30% by weight of B2O3, and 18 to 33% by weight of CaO so that the total amount is 75 to 96%...
US20090042715 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...
US20050075233 Glass materials for optical gain media and infrared optics comprising rare earth oxide glass compositions  
This invention relates to the use of novel glass materials comprising rare earth aluminate glasses (REAl™ glasses) in the gain medium of solid state laser devices that produce light at infrared...
US20130040800 OPTICAL GLASS, PREFORM FOR PRECISION PRESS MOLDING, OPTICAL ELEMENT AND METHOD OF MANUFACTURING THEREOF  
An optical glass having a refractive index nd of 1.70 or greater and an Abbé number of 50 or greater. Given as mole percentages, it comprises: B2O3 (20 to 80 percent), SiO2 (0 to 30 percent), Li2O...
US20120035044 Optical glass, preform for precision press molding, optical element and method of manufacturing thereof  
An optical glass having a refractive index nd of 1.70 or greater and an Abbé number of 50 or greater. Given as mole percentages, it comprises: B2O3 (20 to 80 percent), SiO2 (0 to 30 percent), Li2O...
US20050253113 Rare earth doped luminescent glass  
A white cold light source uses an LED or a gas discharge lamp and a luminescent rare earth doped glass comprising multiple rare earth cations and a particularly high total rare earth content to...
US20080300125 OPTICAL GLASSES OF THE DENSE BARIUM FLINT POSITION  
The present invention refers to optical glasses designated to be used in the areas of imaging, sensors, microscopy, medical technology, digital projection, photolithography, laser technology,...
US20110306487 OPTICAL GLASS  
An optical glass in includes SiO2, B2O3, Al2O3, BaO, CaO, ZnO, La2O3, Gd2O3, and Y2O3, each in a specific ratio. Further, the optical glass satisfies the following conditional expressions (1) and...
US20100041539 OPTICAL GLASS  
An optical glass is provided that includes a refractive index (nd) of no less than 1.75 and an Abbe number (vd) of no less than 10 as optical constants. A Bi2O3 content is no less than 10% by...
US20090163343 Blue-Violet Light Blocking Glass  
The present invention provides a blue-violet light blocking glass containing copper (I) halide fine particles that satisfactorily transmits light having a wavelength of 450 nm to 600 nm and...
US20090158776 ARTICLE COMPRISING METAL OXIDE GLASSES AND METHOD OF MAKING SAME  
Disclosed herein is an article having: coalesced first and second glasses, wherein: the first glass has at least two different metal oxides, wherein the first glass has a Tg1 and Tx1, and wherein...
US20130230692 HIGH-REFRACTIVE-INDEX GLASS  
Provided is a high refractive index glass, comprising, as a glass composition in terms of mass %, 0.1 to 60% of SiO2+Al2O3+B2O3, having a mass ratio (BaO+La2O3+Nb2O5+TiO2+ZrO2)/(SiO2+Al2O3+B2O3)...
US20150225282 OPTICAL GLASS FOR PRECISION MOLDING, PREFABRICATED GLASS, OPTICAL ELEMENT AND OPTICAL INSTRUMENT  
The invention provides a low-cost high-precision molding optical glass, with density below 4.54 g/cm3, refractive index ranging from 1.85 to 1.95, Abbe number ranging from 25 to 35 and transition...
US20120302424 OPTICAL GLASS, GLASS MOLDED BODY, OPTICAL DEVICE AND THEIR PRODUCTION METHODS  
An optical glass comprising, by mass %, 12 to 30% of total of B2O3 and SiO2, 55 to 80% of total of La2O3, Gd2O3, Y2O3, Yb2O3, ZrO2, Nb2O5 and WO3, 2 to 10% of ZrO2, 0 to 15% of Nb2O5, 0 to 15% of...
US20130011607 HIGH REFRACTIVE INDEX GLASS  
Provided is a high refractive index glass, comprising, as a glass composition in terms of mass %, 0 to 10% of B2O2, 0.001 to 35% of SrO, 0.001 to 30% of ZrO2+TiO2, and 0 to 10% of La2O2+Nb2O5,...
US20130079213 OPTICAL GLASS, PREFORM FOR PRECISION PRESS-MOLDING, OPTICAL ELEMENT, METHODS FOR MANUFACTURING THEREOF, AND IMAGING DEVICE  
An optical Glass characterized by comprising, denoted as molar percentages: B2O5—5 to 45 percent; SiO2—0 to 6 percent (excluding 6 percent); Li2O, Na2O, K2O in total—0 to 3 percent; ZnO—10 to 40...
US20050037913 Method for the production of glasses containing bismuth oxide  
The invention relates to a method for the production of a glass containing bismuth oxide, the use of such a method for the production of optical glasses, in particular glasses for application in...
US20090124481 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...
US20120033693 REAR EARTH ALUMINOBOROSILICATE GLASS COMPOSITION  
The invention relates to aluminoborosilicate-based glasses suitable for use as a solid laser medium. In particular, these aluminoborosilicate-based laser glasses exhibit broad emission bandwidths...
US20090011918 Optical glass and optical element  
An optical glass of the present invention has optical constants with a refractive index (nd) of 1.74 to 1.76 and an Abbe number (υd) of 45 to 49.5, contains SiO2, B2O3, BaO, ZnO, La2O3, Gd2O3,...
US20150259242 Optical Glass, Preform for Precision Press Molding, and Optical Element  
Provided is a medium-refractive-index low-dispersion optical glass that may be precision press-molded, that has a high water resistance, and that has a low specific gravity, as well as a preform...
US20100029461 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 with...
US20130172169 OPTICAL GLASS, PRESS-MOLDING GLASS MATERIAL, AND OPTICAL ELEMENT AND METHOD OF MANUFACTURING THE SAME  
An optical glass, comprising, denoted as cation percentages: a content of Si4+ and B3+ (35 to 55); a combined content of La3+, Gd3+, and Y3+ (30 to 55), wherein Gd3+ is 5 to 20%; a content of...
US20150119228 OPTICAL GLASS, PRECISION PRESS MOLDING PREFORM, AND OPTICAL ELEMENT AND METHOD OF MANUFACTURING THE SAME  
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+...
US20080254965 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...
US20090099002 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...
US20140287906 AN OPTICAL GLASS AND OPTICAL ELEMENT  
The invention provides an optical glass, which includes 6 wt % to 10 wt % of B2O3; 10 wt % to 15% of B2O3 and SiO2, wherein the content of B2O3 is more than that of SiO2; 27 wt % to 32 wt % of...
US20090088310 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...
US20090039758 BONDING AGENTS FOR FLUORESCENT COLORING MATERIALS, PROCEDURE AND METHOD OF USE  
An adhesive agent for fluorescent dyes for adhering a fluorescent layer on a substrate, wherein the adhesive agent contains or consists of a glass composition.

Matches 1 - 50 out of 106 1 2 3 >