FR2690436B1 - Verres à très haut indice de réfraction et faible densité. - Google Patents
Verres à très haut indice de réfraction et faible densité.Info
- Publication number
- FR2690436B1 FR2690436B1 FR9204918A FR9204918A FR2690436B1 FR 2690436 B1 FR2690436 B1 FR 2690436B1 FR 9204918 A FR9204918 A FR 9204918A FR 9204918 A FR9204918 A FR 9204918A FR 2690436 B1 FR2690436 B1 FR 2690436B1
- Authority
- FR
- France
- Prior art keywords
- glasses
- refractive index
- low density
- high refractive
- density
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/901—Optical glass, e.g. silent on refractive index and/or ABBE number having R.I. at least 1.8
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9204918A FR2690436B1 (fr) | 1992-04-22 | 1992-04-22 | Verres à très haut indice de réfraction et faible densité. |
US08/017,183 US5288669A (en) | 1992-04-22 | 1993-02-12 | Glasses with very high index of refraction and low density |
ES93105390T ES2076811T3 (es) | 1992-04-22 | 1993-04-01 | Cristales con indice de refraccion muy alto y baja densidad. |
EP93105390A EP0570687B1 (fr) | 1992-04-22 | 1993-04-01 | Verres à très haut indice de réfraction et faible densité |
DE0570687T DE570687T1 (de) | 1992-04-22 | 1993-04-01 | Gläser mit höhem Brechnungsindex und niedriger Dichte. |
DE69300205T DE69300205T2 (de) | 1992-04-22 | 1993-04-01 | Gläser mit höhem Brechnungsindex und niedriger Dichte. |
JP5092635A JP2521227B2 (ja) | 1992-04-22 | 1993-04-20 | 高屈折率および低密度を有するガラス |
BR9301607A BR9301607A (pt) | 1992-04-22 | 1993-04-20 | Lente com indice muito alto de refracao e baixa densidade |
HK98100151A HK1001046A1 (en) | 1992-04-22 | 1998-01-08 | Glass with very high index of refraction and low density |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9204918A FR2690436B1 (fr) | 1992-04-22 | 1992-04-22 | Verres à très haut indice de réfraction et faible densité. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2690436A1 FR2690436A1 (fr) | 1993-10-29 |
FR2690436B1 true FR2690436B1 (fr) | 1995-02-03 |
Family
ID=9429112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9204918A Expired - Fee Related FR2690436B1 (fr) | 1992-04-22 | 1992-04-22 | Verres à très haut indice de réfraction et faible densité. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5288669A (fr) |
EP (1) | EP0570687B1 (fr) |
JP (1) | JP2521227B2 (fr) |
BR (1) | BR9301607A (fr) |
DE (2) | DE69300205T2 (fr) |
ES (1) | ES2076811T3 (fr) |
FR (1) | FR2690436B1 (fr) |
HK (1) | HK1001046A1 (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4242859C2 (de) * | 1992-08-03 | 1994-08-25 | Schott Glaswerke | Hochbrechendes ophtalmisches und optisches Leichtgewichtsglas |
US5747397A (en) * | 1996-11-04 | 1998-05-05 | Bay Glass Research | Optical glass |
US6121176A (en) * | 1997-01-29 | 2000-09-19 | Corning S.A. | Glasses with very high refractive index |
CN1101345C (zh) * | 1997-01-29 | 2003-02-12 | 康宁股份有限公司 | 高折射率玻璃 |
FR2758814B1 (fr) * | 1997-01-29 | 1999-04-23 | Corning Sa | Verres a tres haut indice de refraction |
US6187702B1 (en) | 1998-10-02 | 2001-02-13 | Kabushiki Kaisha Ohara | Ophthalmic and optical glasses |
JP3399883B2 (ja) * | 1999-08-30 | 2003-04-21 | 株式会社オハラ | 光フィルター用ガラス及び光フィルター |
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 |
JP4322217B2 (ja) | 2005-02-21 | 2009-08-26 | Hoya株式会社 | 光学ガラス、プレス成形用ガラスゴブ、光学部品、ガラス成形体の製造方法および光学部品の製造方法 |
JP4466955B2 (ja) * | 2005-07-15 | 2010-05-26 | 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 |
JP2008280235A (ja) * | 2007-04-09 | 2008-11-20 | Olympus Corp | 光学ガラス及びこれを使用した光学装置 |
US8338321B2 (en) | 2007-10-05 | 2012-12-25 | Olympus Corporation | Optical glass and optical apparatus using the same |
EP2206690B1 (fr) | 2007-10-05 | 2016-03-30 | Olympus Corporation | Verre optique et dispositif optique équipé du verre optique |
JP5138401B2 (ja) * | 2008-01-30 | 2013-02-06 | 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 |
CN107473583A (zh) | 2012-10-19 | 2017-12-15 | 成都光明光电股份有限公司 | 光学玻璃 |
TWI742161B (zh) * | 2016-09-27 | 2021-10-11 | 日商小原股份有限公司 | 光學玻璃、預成形體以及光學元件 |
CN110128007B (zh) | 2017-07-03 | 2022-07-15 | 成都光明光电股份有限公司 | 重镧火石光学玻璃 |
US20220073410A1 (en) | 2020-09-10 | 2022-03-10 | Corning Incorporated | Silicoborate and borosilicate glasses having high refractive index and high transmittance to blue light |
US20220073409A1 (en) | 2020-09-10 | 2022-03-10 | Corning Incorporated | Silicoborate and borosilicate glasses having high refractive index and low density |
US11802073B2 (en) | 2020-09-10 | 2023-10-31 | Corning Incorporated | Silicoborate and borosilicate glasses with high refractive index and low density |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3460954A (en) * | 1964-05-21 | 1969-08-12 | Bendix Corp | Bao-nb2o5-sio2 glass compositions for use in fiber-optics |
US3513004A (en) * | 1966-04-11 | 1970-05-19 | Owens Illinois Inc | La2o3-tio2-ta2o5-zro2-bao-b2o3-sio2 optical glass |
GB1302526A (fr) * | 1969-03-25 | 1973-01-10 | ||
DE2824982C3 (de) * | 1978-06-07 | 1981-04-30 | Jenaer Glaswerk Schott & Gen., 6500 Mainz | Hochbrechende optische Gläser des Systems SiO↓2↓-B↓2↓O↓3↓-TiO↓2↓- ZrO↓2↓-BaO-Nb↓2↓O↓5↓-Li↓2↓O mit geringer Dichte von s = 3,4 - 3,7 für Fernteil- und Nahteil-Brillengläser mit Brechwerten n↓D↓ = 1,79 - 1,81 und Dispersionen v↓D↓ = 31 - 29 |
DE2824891B2 (de) * | 1978-06-07 | 1980-07-17 | Jenaer Glaswerk Schott & Gen., 6500 Mainz | Hochbrechende Brillenrohgläser des Systems SiO2 -B2 O3 - TiO2 -La2 O3 -Erdalkalioxide mit geringer |
DE3026605C2 (de) * | 1980-07-14 | 1983-07-07 | Schott Glaswerke, 6500 Mainz | Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Borosilikat-Glas geringer Dichte |
DE3130039C2 (de) * | 1981-07-30 | 1984-07-12 | Schott Glaswerke, 6500 Mainz | CdO-ThO↓2↓-freies, hochbrechendes optisches Glas mit der optischen Lage nd = 1,85 - 2,05 und vd 25-43 |
DE3138137C2 (de) * | 1981-09-25 | 1985-05-15 | Schott Glaswerke, 6500 Mainz | ThO↓2↓ - und Ta↓2↓O↓5↓-freie optische Gläser mit Brechwerten von 1.87 - 1.93 und Abbezahlen von 30 - 35 |
DE3216451C2 (de) * | 1982-05-03 | 1984-04-19 | Schott Glaswerke, 6500 Mainz | Optisches Leichtgewichtglas mit einem Brechwert ≥ 1.70, einer Abbezahl ≥ 22 und einer Dichte ≦ 3,5 g/cm↑3↑ |
JPS6021828A (ja) * | 1983-07-14 | 1985-02-04 | Hoya Corp | 眼鏡レンズ用ガラス |
DE3343418A1 (de) * | 1983-12-01 | 1985-06-20 | Schott Glaswerke, 6500 Mainz | Optisches glas mit brechwerten>= 1.90, abbezahlen>= 25 und mit hoher chemischer bestaendigkeit |
JPS60122745A (ja) * | 1983-12-07 | 1985-07-01 | Hoya Corp | 光学ガラス |
JPS61232243A (ja) * | 1985-04-04 | 1986-10-16 | Ohara Inc | 眼鏡用および光学用ガラス |
JPS62100449A (ja) * | 1985-10-24 | 1987-05-09 | Ohara Inc | 光学ガラス |
FR2590888A1 (fr) * | 1985-11-29 | 1987-06-05 | Corning Glass Works | Verres a usage ophtalmique de faible dispersion, de faible densite et a indice de refraction eleve |
FR2619375B1 (fr) * | 1987-08-14 | 1994-01-28 | Corning Glass Works | Verre a haut indice de refraction, faible dispersion, faible densite et durabilite chimique amelioree |
-
1992
- 1992-04-22 FR FR9204918A patent/FR2690436B1/fr not_active Expired - Fee Related
-
1993
- 1993-02-12 US US08/017,183 patent/US5288669A/en not_active Expired - Lifetime
- 1993-04-01 EP EP93105390A patent/EP0570687B1/fr not_active Expired - Lifetime
- 1993-04-01 DE DE69300205T patent/DE69300205T2/de not_active Expired - Fee Related
- 1993-04-01 ES ES93105390T patent/ES2076811T3/es not_active Expired - Lifetime
- 1993-04-01 DE DE0570687T patent/DE570687T1/de active Pending
- 1993-04-20 JP JP5092635A patent/JP2521227B2/ja not_active Expired - Fee Related
- 1993-04-20 BR BR9301607A patent/BR9301607A/pt not_active IP Right Cessation
-
1998
- 1998-01-08 HK HK98100151A patent/HK1001046A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH0687628A (ja) | 1994-03-29 |
JP2521227B2 (ja) | 1996-08-07 |
EP0570687A1 (fr) | 1993-11-24 |
EP0570687B1 (fr) | 1995-06-21 |
US5288669A (en) | 1994-02-22 |
HK1001046A1 (en) | 1998-05-22 |
ES2076811T3 (es) | 1995-11-01 |
DE570687T1 (de) | 1995-04-06 |
DE69300205T2 (de) | 1995-11-02 |
BR9301607A (pt) | 1993-10-26 |
FR2690436A1 (fr) | 1993-10-29 |
DE69300205D1 (de) | 1995-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
R1 | Appeal | ||
DS | Decision of the director general to state about an appeal | ||
ST | Notification of lapse |