BR9808614A - Lentes com ìndice refrativo muito alto. - Google Patents
Lentes com ìndice refrativo muito alto.Info
- Publication number
- BR9808614A BR9808614A BR9808614-6A BR9808614A BR9808614A BR 9808614 A BR9808614 A BR 9808614A BR 9808614 A BR9808614 A BR 9808614A BR 9808614 A BR9808614 A BR 9808614A
- Authority
- BR
- Brazil
- Prior art keywords
- refractive index
- lenses
- high refractive
- sro
- bao
- Prior art date
Links
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
- C03C3/04—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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
Patente de Invenção para <B>"LENTES COM ìNDICE REFRATIVO MUITO ALTO"<D>. A invenção se refere a vidros que possuem um índice refrativo de mais que 1.880, um número Abbe maior que, ou igual a 30.4, e uma densidade de mais que 4.1, e possuindo a seguinte composição química, expressa em % peso, baseada nos óxidos: SiO~ 2~: 6 - 9, B~ 2~O~ 3~: 15 - 19, com SiO~ 2~ + B~ 2~O~ 3~ < 26, Nb~ 2~O~ 5~: 12 a < 20.5, ZrO~ 2~: 8 - 10, TiO~ 2~: 7 - 11, La~ 2~O~ 3~: 23 - 32, com ZrO~ 2~ + TiO~ 2~ + La~ 2~O~ 3~: <242> 44, CaO: 8 a < 13, SrO: 0 - 2, BaO: 0 - 2, MgO: 0 - 2, ZnO: 0 - 5, com CaO+SrO+BaO+MgO+ZnO: <242> 9, Y~ 2~O~ 3~: 0 - 5, WO~ 3~: 0 - 5, Li~ 2~O+Na~ 2~O+K~ 2~O: 0 - 2, outros 0 - 1.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9700950A FR2758814B1 (fr) | 1997-01-29 | 1997-01-29 | Verres a tres haut indice de refraction |
| US3994497P | 1997-03-10 | 1997-03-10 | |
| PCT/US1998/001589 WO1998032706A1 (en) | 1997-01-29 | 1998-01-27 | Glasses with very high refractive index |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9808614A true BR9808614A (pt) | 2000-05-30 |
Family
ID=26233279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9808614-6A BR9808614A (pt) | 1997-01-29 | 1998-01-27 | Lentes com ìndice refrativo muito alto. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0971861B1 (pt) |
| JP (1) | JP4672819B2 (pt) |
| CN (1) | CN1101345C (pt) |
| BR (1) | BR9808614A (pt) |
| DE (1) | DE69823017T2 (pt) |
| WO (1) | WO1998032706A1 (pt) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2172280T3 (es) | 1998-10-02 | 2002-09-16 | Ohara Kk | Vidrios oftalmicos y opticos. |
| US6348643B1 (en) | 1998-10-29 | 2002-02-19 | American Cyanamid Company | DNA sequences encoding the arabidopsis acetohydroxy-acid synthase small subunit and methods of use |
| CN100366559C (zh) * | 2003-03-24 | 2008-02-06 | 上海新沪玻璃厂 | 高折射率镧系光学玻璃LaSF010 |
| JP4361004B2 (ja) | 2004-11-15 | 2009-11-11 | Ｈｏｙａ株式会社 | 光学ガラス、精密プレス成形用プリフォームおよびその製造方法ならびに光学素子およびその製造方法 |
| JP5336035B2 (ja) * | 2006-06-21 | 2013-11-06 | Ｈｏｙａ株式会社 | 光学ガラス、ガラス成形体、光学素子およびそれらの製造方法 |
| UA108733C2 (uk) | 2006-12-12 | 2015-06-10 | Толерантна до гербіциду рослина соняшника | |
| US10017827B2 (en) | 2007-04-04 | 2018-07-10 | Nidera S.A. | Herbicide-resistant sunflower plants with multiple herbicide resistant alleles of AHASL1 and methods of use |
| JP5180758B2 (ja) * | 2008-09-30 | 2013-04-10 | Ｈｏｙａ株式会社 | 光学ガラス、プレス成形用ガラスゴブおよび光学素子とその製造方法ならびに光学素子ブランクの製造方法 |
| EP2452926B1 (en) | 2009-07-08 | 2017-03-15 | Nippon Electric Glass Co., Ltd. | Glass sheet |
| US8835336B2 (en) * | 2009-11-26 | 2014-09-16 | Konica Minolta Advanced Layers, Inc. | Optical glass and optical element |
| JP6096502B2 (ja) * | 2011-12-20 | 2017-03-15 | 株式会社オハラ | 光学ガラス及び光学素子 |
| JP6771811B2 (ja) * | 2014-10-29 | 2020-10-21 | 株式会社オハラ | 光学ガラス、プリフォーム及び光学素子 |
| CN105271719A (zh) * | 2015-11-20 | 2016-01-27 | 常熟市光学仪器有限责任公司 | 一种光学玻璃 |
| CN106477877B (zh) * | 2016-10-17 | 2019-09-10 | 河北省沙河玻璃技术研究院 | 一种特高折射高密度环保型宝石玻璃及其制备方法 |
| CN109320066B (zh) * | 2018-10-29 | 2021-07-27 | 湖北新华光信息材料有限公司 | 镧冕光学玻璃及其制备方法和光学元件 |
| CN109665714B (zh) * | 2019-02-28 | 2021-06-29 | 成都光明光电股份有限公司 | 光学玻璃、玻璃预制件、光学元件及光学仪器 |
| US11976004B2 (en) * | 2020-09-10 | 2024-05-07 | Corning Incorporated | Silicoborate and borosilicate glasses having high refractive index and high transmittance to blue light |
| US11802073B2 (en) | 2020-09-10 | 2023-10-31 | Corning Incorporated | Silicoborate and borosilicate glasses with high refractive index and low density |
| US11999651B2 (en) | 2020-09-10 | 2024-06-04 | Corning Incorporated | Silicoborate and borosilicate glasses having high refractive index and low density |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3201344C2 (de) * | 1982-01-18 | 1984-02-16 | Schott Glaswerke, 6500 Mainz | Hochbrechende optische Gläser im System SiO↓2↓-B↓2↓O↓3↓-Alkalioxid-Erdalkalioxid-La↓2↓O↓3↓-ZrO↓2↓-TiO↓2↓-Nb↓2↓O↓5↓ mit Brechwerten von 1,79 - 1,82, Abbezahlen ≥ 32 und Dichten ≦ 4,0 |
| DE3201346C2 (de) * | 1982-01-18 | 1986-03-13 | Schott Glaswerke, 6500 Mainz | Hochbrechende optische Gläser mit Brechungsindices von 1,84 - 1,87 und Abbezahlen von 30 - 33 im System SiO↓2↓-B↓2↓O↓3↓-Alkalioxid-Erdalkalioxid/ZnO-PbO-La↓2↓O↓3↓-ZrO↓2↓-TiO↓2↓-Nb↓2↓O↓5↓ |
| JPS6021828A (ja) * | 1983-07-14 | 1985-02-04 | Hoya Corp | 眼鏡レンズ用ガラス |
| JPS60221338A (ja) * | 1984-04-12 | 1985-11-06 | Ohara Inc | 光学ガラス |
| JPS61168551A (ja) * | 1985-01-22 | 1986-07-30 | Nippon Kogaku Kk <Nikon> | 高屈折率眼鏡レンズ用のガラス |
| JPS61232243A (ja) * | 1985-04-04 | 1986-10-16 | Ohara Inc | 眼鏡用および光学用ガラス |
| JP2509334B2 (ja) * | 1989-05-31 | 1996-06-19 | ホーヤ株式会社 | 光学ガラス |
| FR2690436B1 (fr) * | 1992-04-22 | 1995-02-03 | Corning France | Verres à très haut indice de réfraction et faible densité. |
| DE4242859C2 (de) * | 1992-08-03 | 1994-08-25 | Schott Glaswerke | Hochbrechendes ophtalmisches und optisches Leichtgewichtsglas |
-
1998
- 1998-01-27 DE DE69823017T patent/DE69823017T2/de not_active Expired - Lifetime
- 1998-01-27 BR BR9808614-6A patent/BR9808614A/pt not_active Application Discontinuation
- 1998-01-27 EP EP98904718A patent/EP0971861B1/en not_active Expired - Lifetime
- 1998-01-27 JP JP53223898A patent/JP4672819B2/ja not_active Expired - Lifetime
- 1998-01-27 CN CN98802074A patent/CN1101345C/zh not_active Expired - Fee Related
- 1998-01-27 WO PCT/US1998/001589 patent/WO1998032706A1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| EP0971861A1 (en) | 2000-01-19 |
| DE69823017T2 (de) | 2004-09-16 |
| EP0971861A4 (en) | 2001-01-24 |
| DE69823017D1 (de) | 2004-05-13 |
| JP2001509126A (ja) | 2001-07-10 |
| JP4672819B2 (ja) | 2011-04-20 |
| WO1998032706A1 (en) | 1998-07-30 |
| EP0971861B1 (en) | 2004-04-07 |
| CN1244851A (zh) | 2000-02-16 |
| CN1101345C (zh) | 2003-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements |