JP2021510671A - 光学ホウアルミン酸塩ガラス - Google Patents
光学ホウアルミン酸塩ガラス Download PDFInfo
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- 239000011521 glass Substances 0.000 title claims abstract description 300
- 230000003287 optical effect Effects 0.000 title claims abstract description 169
- 230000001965 increasing effect Effects 0.000 claims abstract description 12
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 52
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 27
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims description 16
- 238000012360 testing method Methods 0.000 claims description 9
- 239000007791 liquid phase Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 100
- 230000036961 partial effect Effects 0.000 description 21
- 239000000126 substance Substances 0.000 description 13
- 230000003190 augmentative effect Effects 0.000 description 11
- 229910006404 SnO 2 Inorganic materials 0.000 description 8
- 239000005304 optical glass Substances 0.000 description 8
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000005496 eutectics Effects 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 238000000137 annealing Methods 0.000 description 4
- 229910002056 binary alloy Inorganic materials 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000006025 fining agent Substances 0.000 description 4
- 239000000156 glass melt Substances 0.000 description 4
- 239000005368 silicate glass Substances 0.000 description 4
- 229910052723 transition metal Inorganic materials 0.000 description 4
- 230000004580 weight loss Effects 0.000 description 4
- 229910010413 TiO 2 Inorganic materials 0.000 description 3
- 239000005354 aluminosilicate glass Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000008395 clarifying agent Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 2
- 238000007507 annealing of glass Methods 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000007496 glass forming Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 229910000314 transition metal oxide Inorganic materials 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- SGTNSNPWRIOYBX-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile Chemical compound C1=C(OC)C(OC)=CC=C1CCN(C)CCCC(C#N)(C(C)C)C1=CC=C(OC)C(OC)=C1 SGTNSNPWRIOYBX-UHFFFAOYSA-N 0.000 description 1
- SHXWCVYOXRDMCX-UHFFFAOYSA-N 3,4-methylenedioxymethamphetamine Chemical compound CNC(C)CC1=CC=C2OCOC2=C1 SHXWCVYOXRDMCX-UHFFFAOYSA-N 0.000 description 1
- BYHQTRFJOGIQAO-GOSISDBHSA-N 3-(4-bromophenyl)-8-[(2R)-2-hydroxypropyl]-1-[(3-methoxyphenyl)methyl]-1,3,8-triazaspiro[4.5]decan-2-one Chemical compound C[C@H](CN1CCC2(CC1)CN(C(=O)N2CC3=CC(=CC=C3)OC)C4=CC=C(C=C4)Br)O BYHQTRFJOGIQAO-GOSISDBHSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 241000110847 Kochia Species 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- -1 alkaline earths Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- XIWFQDBQMCDYJT-UHFFFAOYSA-M benzyl-dimethyl-tridecylazanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 XIWFQDBQMCDYJT-UHFFFAOYSA-M 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000004031 devitrification Methods 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229910000484 niobium oxide Inorganic materials 0.000 description 1
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 239000000075 oxide glass Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/12—Silica-free oxide glass compositions
- C03C3/14—Silica-free oxide glass compositions containing boron
- C03C3/145—Silica-free oxide glass compositions containing boron containing aluminium or beryllium
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
- C03C13/045—Silica-containing oxide glass compositions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
- C03C13/048—Silica-free oxide glass compositions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
- C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/12—Silica-free oxide glass compositions
- C03C3/14—Silica-free oxide glass compositions containing boron
- C03C3/15—Silica-free oxide glass compositions containing boron containing rare earths
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2213/00—Glass fibres or filaments
Abstract
Description
光学ホウアルミン酸塩ガラス物品であって、
10.0モル%以上30.0モル%以下のAl2O3;
10.0モル%以上55.0モル%以下のCaO;
10.0モル%以上25.0モル%以下のB2O3;
0.0モル%以上30.0モル%以下のSiO2;及び
1.0モル%以上20.0モル%以下の屈折率上昇成分
を含み、
前記光学ホウアルミン酸塩ガラス物品が、589.3nmで測定して、1.62以上の屈折率を有し、かつ
前記光学ホウアルミン酸塩ガラス物品が4.00g/cm3以下の密度を有する、
光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、0.0モル%以上8.0モル%以下のLa2O3を含む、実施形態1に記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、0.0モル%以上20.0モル%以下のNb2O5を含む、実施形態1又は2に記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、6.0モル%以上16.0モル%以下のNb2O5を含む、実施形態1〜3のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、
0.0モル%以上25.0モル%以下のBaO;
0.0モル%以上1.0モル%以下のSrO;
0.0モル%以上1.0モル%以下のSnO2;及び
0.0モル%以上1.0モル%以下のSb2O3
を含む、実施形態1〜4のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、
0.0モル%以上10.0モル%以下のアルカリ金属酸化物;
0.0モル%以上5.0モル%以下のMgOとSrOの合計;及び
0.0モル%以上1.0モル%以下の清澄剤
を含む、実施形態1〜5のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
CaO+BaO+SrO/Al2O3の比が、モル%で、1.10以上2.40以下である、実施形態1〜6のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
B2O3/(CaO+BaO+SrO+Al2O3)の比が、モル%で、0.15以上である、実施形態1〜7いずれかに記載の光学ホウアルミン酸塩ガラス物品。
B2O3/(CaO+BaO+SrO+Al2O3)の比が、モル%で、0.20以上0.50以下である、実施形態1〜8のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、589.3nmで測定して、1.69以上の屈折率を有する、実施形態1〜9のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、589.3nmで測定して、1.69以上1.80以下の屈折率を有する、実施形態1〜10のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、2.25g/cm3以上4.00g/cm3以下の密度を有する、実施形態1〜11のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、2.25g/cm3以上3.00g/cm3以下の密度を有する、実施形態1〜12のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、1000℃以上1350℃以下の液相温度を有する、実施形態1〜13のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、0.040mg/mm2以下のAO損失を有する、実施形態1〜14のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、0.005mg/mm2以下のAO損失を有する、実施形態1〜15のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、0.015mg/mm2以下のナノストリップ2X試験損失を有する、実施形態1〜16のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、550℃以上680℃以下のガラスアニーリング温度を有する、実施形態1〜17のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、80℃以上250℃以下のTx−Tg値を有する、実施形態1〜18のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
前記光学ホウアルミン酸塩ガラス物品が、130℃以上170℃以下のTx−Tg値を有する、実施形態1〜19のいずれかに記載の光学ホウアルミン酸塩ガラス物品。
Claims (10)
- 光学ホウアルミン酸塩ガラス物品であって、
10.0モル%以上30.0モル%以下のAl2O3;
10.0モル%以上55.0モル%以下のCaO;
10.0モル%以上25.0モル%以下のB2O3;
0.0モル%以上30.0モル%以下のSiO2;及び
1.0モル%以上20.0モル%以下の屈折率上昇成分
を含み、
前記光学ホウアルミン酸塩ガラス物品が、589.3nmで測定して、1.62以上の屈折率を有し、かつ
前記光学ホウアルミン酸塩ガラス物品が、4.00g/cm3以下の密度を有する、
光学ホウアルミン酸塩ガラス物品。 - 前記光学ホウアルミン酸塩ガラス物品が、0.0モル%以上8.0モル%以下のLa2O3を含む、請求項1に記載の光学ホウアルミン酸塩ガラス物品。
- 前記光学ホウアルミン酸塩ガラス物品が、0.0モル%以上20.0モル%以下のNb2O5を含む、請求項1又は2に記載の光学ホウアルミン酸塩ガラス物品。
- CaO+BaO+SrO/Al2O3の比が、モル%で、1.10以上2.40以下であり、かつ
B2O3/(CaO+BaO+SrO+Al2O3)の比が、モル%で、0.15以上である、
請求項1〜3のいずれか一項に記載の光学ホウアルミン酸塩ガラス物品。 - 前記光学ホウアルミン酸塩ガラス物品が、589.3nmで測定して、1.69以上の屈折率を有する、請求項1〜4のいずれか一項に記載の光学ホウアルミン酸塩ガラス物品。
- 前記光学ホウアルミン酸塩ガラス物品が、2.25g/cm3以上4.00g/cm3以下の密度を有する、請求項1〜5のいずれか一項に記載の光学ホウアルミン酸塩ガラス物品。
- 前記光学ホウアルミン酸塩ガラス物品が、1000℃以上1350℃以下の液相温度を有する、請求項1〜6のいずれか一項に記載の光学ホウアルミン酸塩ガラス物品。
- 前記光学ホウアルミン酸塩ガラス物品が、0.040mg/mm2以下のAO損失を有する、請求項1〜7のいずれか一項に記載の光学ホウアルミン酸塩ガラス物品。
- 前記光学ホウアルミン酸塩ガラス物品が、0.015mg/mm2以下のナノストリップ2X試験損失を有する、請求項1〜8のいずれか一項に記載の光学ホウアルミン酸塩ガラス物品。
- 前記光学ホウアルミン酸塩ガラス物品が、80℃以上250℃以下のTx−Tg値を有する、請求項1〜9のいずれか一項に記載の光学ホウアルミン酸塩ガラス物品。
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US201862617767P | 2018-01-16 | 2018-01-16 | |
US62/617,767 | 2018-01-16 | ||
PCT/US2019/013426 WO2019143547A1 (en) | 2018-01-16 | 2019-01-14 | Optical boroaluminate glasses |
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JP7403469B2 JP7403469B2 (ja) | 2023-12-22 |
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WO2019074939A1 (en) * | 2017-10-09 | 2019-04-18 | Rutgers, The State University Of New Jersey | CRUSH-RESISTANT GREEN AND VITROCERAMIC GLASSES RICH IN AI2O3 |
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JP2001072432A (ja) * | 1999-07-06 | 2001-03-21 | Minolta Co Ltd | 光学ガラス |
US20120132282A1 (en) * | 2010-11-30 | 2012-05-31 | Bruce Gardiner Aitken | Alkali-free high strain point glass |
WO2018003719A1 (ja) * | 2016-06-29 | 2018-01-04 | 株式会社 オハラ | 光学ガラス、プリフォーム材及び光学素子 |
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US4127415A (en) | 1977-03-02 | 1978-11-28 | Gte Laboratories Incorporated | Aluminum borophosphate glass compositions |
US4400473A (en) | 1980-07-14 | 1983-08-23 | Schott Glaswerke | Acidproof, hydrolysis-resistant optical and ophathalmic glass of low density |
US5648302A (en) | 1996-09-13 | 1997-07-15 | Sandia Corporation | Sealing glasses for titanium and titanium alloys |
US7449419B2 (en) | 2003-09-09 | 2008-11-11 | Ppg Industries Ohio, Inc. | Glass compositions, glass fibers, and methods of inhibiting boron volatization from glass compositions |
JP5160043B2 (ja) | 2006-03-31 | 2013-03-13 | Hoya株式会社 | モールドプレス用ガラス素材、及びガラス光学素子の製造方法 |
WO2014145426A1 (en) | 2013-03-15 | 2014-09-18 | Schott Corporation | Optical fiber for the reduction of stimulated brillouin scattering in high-power applications |
CN106927674A (zh) * | 2015-11-11 | 2017-07-07 | 株式会社小原 | 一种光学玻璃、预制件以及光学元件 |
CN105645765B (zh) * | 2016-03-07 | 2019-01-22 | 成都光明光电股份有限公司 | 光学玻璃及光学元件 |
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JP2001072432A (ja) * | 1999-07-06 | 2001-03-21 | Minolta Co Ltd | 光学ガラス |
US20120132282A1 (en) * | 2010-11-30 | 2012-05-31 | Bruce Gardiner Aitken | Alkali-free high strain point glass |
WO2018003719A1 (ja) * | 2016-06-29 | 2018-01-04 | 株式会社 オハラ | 光学ガラス、プリフォーム材及び光学素子 |
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US11247934B2 (en) | 2022-02-15 |
EP3740457B1 (en) | 2024-03-27 |
TWI803559B (zh) | 2023-06-01 |
TW201934505A (zh) | 2019-09-01 |
WO2019143547A1 (en) | 2019-07-25 |
EP3740457A1 (en) | 2020-11-25 |
JP7403469B2 (ja) | 2023-12-22 |
US20190218136A1 (en) | 2019-07-18 |
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