IT1193419B - Lente ottica ed oftalmica con valori di rifrazione maggiori o uguali a uno e cinquantasei,numeri di abbe maggiori o uguali a quaranta e densita'minori o uguali a due e settanta grammi su centimetri cubi - Google Patents
Lente ottica ed oftalmica con valori di rifrazione maggiori o uguali a uno e cinquantasei,numeri di abbe maggiori o uguali a quaranta e densita'minori o uguali a due e settanta grammi su centimetri cubiInfo
- Publication number
- IT1193419B IT1193419B IT67154/83A IT6715483A IT1193419B IT 1193419 B IT1193419 B IT 1193419B IT 67154/83 A IT67154/83 A IT 67154/83A IT 6715483 A IT6715483 A IT 6715483A IT 1193419 B IT1193419 B IT 1193419B
- Authority
- IT
- Italy
- Prior art keywords
- equal
- abbe
- cubes
- fifty
- centimeters
- 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
- C03C3/076—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
-
- 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
-
- 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
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight 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
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/097—Glass compositions containing silica with 40% to 90% silica, by weight containing phosphorus, niobium or tantalum
-
- 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
- C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
- C03C3/112—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine
- C03C3/115—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine 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
- C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
- C03C3/112—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine
- C03C3/115—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine containing boron
- C03C3/118—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine containing boron containing aluminium
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)
- Ceramic Engineering (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823206226 DE3206226A1 (de) | 1982-02-20 | 1982-02-20 | Optisches und ophthalmisches glas mit brechwerten >=1,56, abbezahlen von >=40 und dichten <=2,70 q/cm (pfeil hoch)3(pfeil hoch) |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| IT8367154A0 IT8367154A0 (it) | 1983-02-14 |
| IT8367154A1 IT8367154A1 (it) | 1984-08-14 |
| IT1193419B true IT1193419B (it) | 1988-06-22 |
Family
ID=6156316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT67154/83A IT1193419B (it) | 1982-02-20 | 1983-02-14 | Lente ottica ed oftalmica con valori di rifrazione maggiori o uguali a uno e cinquantasei,numeri di abbe maggiori o uguali a quaranta e densita'minori o uguali a due e settanta grammi su centimetri cubi |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS58145638A (enExample) |
| DE (1) | DE3206226A1 (enExample) |
| IT (1) | IT1193419B (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59152240A (ja) * | 1983-02-14 | 1984-08-30 | Hoya Corp | 光学ガラス |
| JPS60152320A (ja) * | 1984-01-18 | 1985-08-10 | Nippon Steel Corp | 管長手方向に肉厚差をもつた金属管の製造方法 |
| JPS60152319A (ja) * | 1984-01-18 | 1985-08-10 | Nippon Steel Corp | 管長手方向に肉厚差をもつた金属管の製造方法 |
| JPS5918131A (ja) * | 1984-01-27 | 1984-01-30 | Nippon Kogaku Kk <Nikon> | 眼鏡レンズ用軽量ガラス |
| JP2561835B2 (ja) * | 1987-04-23 | 1996-12-11 | 株式会社 オハラ | 光学ガラス |
| JPH02120247A (ja) * | 1988-10-28 | 1990-05-08 | Shin Etsu Chem Co Ltd | シリカーチタニアガラスおよびその製造方法 |
| JP2554295B2 (ja) * | 1991-04-11 | 1996-11-13 | 株式会社オハラ | 低比重低屈折光学ガラス |
| BR9506088A (pt) * | 1994-12-27 | 1997-12-23 | Corning Inc | Lentes corretivas e vidro para aplicações oftálmicas |
| DE10133963B4 (de) * | 2001-07-17 | 2006-12-28 | Schott Ag | Boroalkalisilicatglas und seine Verwendungen |
| DE102004011218B4 (de) * | 2004-03-04 | 2006-01-19 | Schott Ag | Röntgenopakes Glas, Verfahren zu seiner Herstellung und seine Verwendung |
| WO2018051754A1 (ja) * | 2016-09-14 | 2018-03-22 | 旭硝子株式会社 | 強化レンズおよび強化レンズの製造方法 |
| JP7086339B2 (ja) * | 2017-06-27 | 2022-06-20 | 日本電気硝子株式会社 | 光学ガラスレンズ及び光学ガラスレンズの製造方法 |
| CN115335339A (zh) * | 2020-03-24 | 2022-11-11 | 株式会社小原 | 化学强化光学玻璃 |
| JP7739091B2 (ja) * | 2021-08-27 | 2025-09-16 | 株式会社オハラ | 化学強化光学ガラス |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB812576A (en) * | 1956-09-10 | 1959-04-29 | Pittsburgh Plate Glass Co | Improvements in or relating to glass composition |
| US2901365A (en) * | 1957-11-25 | 1959-08-25 | Pittsburgh Plate Glass Co | Glass composition |
-
1982
- 1982-02-20 DE DE19823206226 patent/DE3206226A1/de not_active Ceased
-
1983
- 1983-02-07 JP JP58017567A patent/JPS58145638A/ja active Granted
- 1983-02-14 IT IT67154/83A patent/IT1193419B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT8367154A0 (it) | 1983-02-14 |
| DE3206226A1 (de) | 1983-09-01 |
| IT8367154A1 (it) | 1984-08-14 |
| JPS6311292B2 (enExample) | 1988-03-14 |
| JPS58145638A (ja) | 1983-08-30 |
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