CS172984B2 - - Google Patents
Info
- Publication number
- CS172984B2 CS172984B2 CS7478A CS747873A CS172984B2 CS 172984 B2 CS172984 B2 CS 172984B2 CS 7478 A CS7478 A CS 7478A CS 747873 A CS747873 A CS 747873A CS 172984 B2 CS172984 B2 CS 172984B2
- Authority
- CS
- Czechoslovakia
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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/089—Glass compositions containing silica with 40% to 90% 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
- C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
- C03C3/093—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium containing zinc or zirconium
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- 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
- Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
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)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722259183 DE2259183C3 (de) | 1972-12-02 | Hochbrechende Brillengläser für hohe Dioptrienwerte mit geringer Dichte ä 3,0 und Ausdehnungskoeffizienten a χ 107 < 100 (20-300 Grad C) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS172984B2 true CS172984B2 (US07935154-20110503-C00006.png) | 1977-01-28 |
Family
ID=5863404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS7478A CS172984B2 (US07935154-20110503-C00006.png) | 1972-12-02 | 1973-10-31 |
Country Status (11)
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2456894C3 (de) * | 1974-12-02 | 1978-04-06 | Jenaer Glaswerk Schott & Gen., 6500 Mainz | Anorganisches, glasiges Material zur Verwendung in einem Ionenaustausch zwecks Erzeugung eines Brechwertgradienten bei weitgehender Vermeidung einer Änderung des thermischen Ausdehnungskoeffizienten |
| US3997250A (en) * | 1975-07-02 | 1976-12-14 | American Optical Corporation | High strength ophthalmic lens |
| US3996627A (en) * | 1975-09-22 | 1976-12-14 | American Optical Corporation | Artificial intraocular lens |
| JPS5245616A (en) * | 1975-10-08 | 1977-04-11 | Tokyo Shibaura Electric Co | Process for tempering high refractive indexed glass |
| US3997249A (en) * | 1975-10-28 | 1976-12-14 | American Optical Corporation | Ion exchangeable segment glass |
| JPS5269915A (en) * | 1975-12-10 | 1977-06-10 | Hoya Glass Works Ltd | Glass for lens of eyeglasses |
| JPS5416524A (en) * | 1977-07-01 | 1979-02-07 | Corning Glass Works | Glass with high refractive index and low density |
| FR2427309A2 (fr) * | 1978-06-01 | 1979-12-28 | Corning Glass Works | Verre d'indice de refraction eleve et de faible densite |
| 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 |
| DE2952705C2 (de) * | 1979-12-29 | 1982-03-18 | Schott Glaswerke, 6500 Mainz | Optisches Glas mit der optischen Lage n↓D↓ ist 1,62+-(1,5 mal 10-2), V↓D↓ ist 59,5+-1,0, mit hoher chemischer Beständigkeit und geringer Kristallisationsneigung aufbauend auf dem an sich bekannten System SiO↓2↓-B↓2↓O↓3↓-La↓2↓O↓3↓-SrO- |
| DE3026605C2 (de) * | 1980-07-14 | 1983-07-07 | Schott Glaswerke, 6500 Mainz | Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Borosilikat-Glas geringer Dichte |
| DE3139212A1 (de) | 1981-10-02 | 1983-04-21 | Schott Glaswerke, 6500 Mainz | Optisches und ophthalmisches glas mit brechwerten nd>= 1,58, abbezahlen >= 45 und dichten <= 2,75 g/cm(pfeil hoch)3(pfeil hoch) |
| JPS5869342U (ja) * | 1981-10-29 | 1983-05-11 | 三洋電機株式会社 | テ−プレコ−ダ−の頭出し装置 |
| DE3204625C2 (de) * | 1982-02-10 | 1986-07-10 | Schott Glaswerke, 6500 Mainz | Alumosilico-Phosphat-Brillenglas mit einer Abbezahl über 46, mit einem Brechungsindex über 1,56 und einer sehr niedrigen Dichte |
| DE3206958C2 (de) * | 1982-02-26 | 1986-09-18 | Schott Glaswerke, 6500 Mainz | Phototropes Glas mit einem Brechungsindex ≥ 1,59, einer Abbezahl ≥ 44 und einer Dichte ≦ 3,0 g/cm↑3↑ |
| 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↑ |
| US4444893A (en) * | 1982-06-11 | 1984-04-24 | Schott Glass Technologies, Inc. | Highly refractive, low dispersion, low density optical glass suitable for corrective lenses |
| DE3331106C2 (de) * | 1983-08-30 | 1985-09-19 | Schott Glaswerke, 6500 Mainz | Optisches Glas mit einem Brechtwert ≥1.60 und einer Abbezahl ≥58, mit hoher chemischer Stabilität und Entmischungs- und Kristallisationsfestigkeit im System SiO↓2↓-B↓2↓O↓3↓-SrO-La↓2↓O↓3↓-Al↓2↓O↓3↓-BaO-Alkalioxid-F |
| JPS5918131A (ja) * | 1984-01-27 | 1984-01-30 | Nippon Kogaku Kk <Nikon> | 眼鏡レンズ用軽量ガラス |
| EP0287345A1 (en) * | 1987-04-16 | 1988-10-19 | Canon Kabushiki Kaisha | Glass composition for and method for preparation of gradient index lens |
| US5843200A (en) * | 1995-08-08 | 1998-12-01 | Eastman Kodak Company | Product and process for molding glass lenses |
| US7005187B2 (en) * | 1999-08-30 | 2006-02-28 | Kabushiki Kaisha Ohara | Glass for a light filter and a light filter |
| 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 |
| US6903038B2 (en) * | 2000-08-16 | 2005-06-07 | Schott Glass Technologies, Inc. | Glass with a minimal stress-optic effect |
| TW530166B (en) * | 2001-01-05 | 2003-05-01 | Schott Glass Tech Inc | Interference filter having a glass substrate |
| JP4041298B2 (ja) * | 2001-10-05 | 2008-01-30 | 日本板硝子株式会社 | レーザ光照射によるガラスの加工方法 |
| US7528083B2 (en) | 2003-06-10 | 2009-05-05 | Kabushiki Kaish Ohara | Optical glass |
| CN101107202B (zh) * | 2005-01-17 | 2012-02-15 | 株式会社小原 | 玻璃 |
| US7499219B2 (en) * | 2005-10-14 | 2009-03-03 | Volk Optical, Inc. | Optimized lens for indirect ophthalmoscopy |
| JP5543078B2 (ja) * | 2008-02-28 | 2014-07-09 | 株式会社オハラ | 光学ガラス及び光学素子 |
| JP6029627B2 (ja) * | 2014-08-13 | 2016-11-24 | Hoya株式会社 | 車載カメラ用レンズ |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2523265A (en) * | 1947-11-28 | 1950-09-26 | Corning Glass Works | Ophthalmic glass |
| BE551389A (US07935154-20110503-C00006.png) * | 1956-09-10 | |||
| GB974909A (en) * | 1961-09-01 | 1964-11-11 | Leitz Ernst Gmbh | Improvements in or relating to glass |
| US3477863A (en) * | 1964-09-18 | 1969-11-11 | Leitz Ernst Gmbh | Heavy flint glasses |
| DE1496548B2 (de) * | 1965-09-04 | 1971-09-30 | Jenaer Glaswerk Schott & Gen , 6500 Mainz | Kristallisationsstabile thoriumoxid und berylliumoxid freie optische glaeser |
| DE1596845B1 (de) * | 1966-12-07 | 1970-10-22 | Jenaer Glaswerk Schott & Gen | Glas mit kleinem Temperaturkoeffizienten der Laufze it fuer Ultraschallwellen |
| DE1596864B1 (de) * | 1967-11-14 | 1971-11-11 | Jenaer Glaswerk Schott & Gen | Fluoridfreies optisches flintglas mit relativ niedrigen brechwerten und relativ hoher dispersion und verfahren zu seiner herstellung |
| FR2056248A5 (US07935154-20110503-C00006.png) * | 1969-08-14 | 1971-05-14 | Leitz Ernst Gmbh |
-
1973
- 1973-10-03 AR AR250350A patent/AR202803A1/es active
- 1973-10-19 GB GB4893373A patent/GB1436562A/en not_active Expired
- 1973-10-31 CS CS7478A patent/CS172984B2/cs unknown
- 1973-11-21 IT IT70415/73A patent/IT999783B/it active
- 1973-11-29 DD DD174970*A patent/DD107655A5/xx unknown
- 1973-11-29 AT AT1000473A patent/AT327426B/de not_active IP Right Cessation
- 1973-11-30 FR FR7342728A patent/FR2208853B1/fr not_active Expired
- 1973-11-30 CA CA187,071A patent/CA996958A/en not_active Expired
- 1973-11-30 BR BR9423/73A patent/BR7309423D0/pt unknown
- 1973-11-30 US US420369A patent/US3898093A/en not_active Expired - Lifetime
- 1973-12-01 JP JP13644273A patent/JPS5651141B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2208853B1 (US07935154-20110503-C00006.png) | 1977-09-16 |
| IT999783B (it) | 1976-03-10 |
| JPS5651141B2 (US07935154-20110503-C00006.png) | 1981-12-03 |
| US3898093A (en) | 1975-08-05 |
| BR7309423D0 (pt) | 1974-08-29 |
| FR2208853A1 (US07935154-20110503-C00006.png) | 1974-06-28 |
| AR202803A1 (es) | 1975-07-24 |
| DE2259183B2 (de) | 1975-02-20 |
| DD107655A5 (US07935154-20110503-C00006.png) | 1974-08-12 |
| CA996958A (en) | 1976-09-14 |
| GB1436562A (en) | 1976-05-19 |
| AT327426B (de) | 1976-01-26 |
| JPS4987716A (US07935154-20110503-C00006.png) | 1974-08-22 |
| DE2259183A1 (de) | 1974-06-20 |
| ATA1000473A (de) | 1975-04-15 |
