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
- 230000003287 optical effect Effects 0.000 title 1
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 (2)
Publication Number | Publication Date |
---|---|
IT8367154A0 IT8367154A0 (it) | 1983-02-14 |
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 (ja) |
DE (1) | DE3206226A1 (ja) |
IT (1) | IT1193419B (ja) |
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 |
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 |
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 |
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 |
WO2021193176A1 (ja) * | 2020-03-24 | 2021-09-30 | 株式会社 オハラ | 化学強化光学ガラス |
JP2023032973A (ja) * | 2021-08-27 | 2023-03-09 | 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 |
---|---|
DE3206226A1 (de) | 1983-09-01 |
IT8367154A0 (it) | 1983-02-14 |
JPS58145638A (ja) | 1983-08-30 |
JPS6311292B2 (ja) | 1988-03-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1193419B (it) | 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 | |
IT1193131B (it) | Lente fototropica con un indice di rifrazione maggiore o uguale a uno e cinquantanove,un numero di abbe maggiore o uguale a quarantaquattro e una densita' minore o uguale a tre grammi su centimetri cubi | |
IT1144492B (it) | Lente per occhiali con densita' variabile e metodo per regolarne la densita' ottica | |
IT1174632B (it) | Procedimento per la realizzazione di lenti ottiche a rivestimento antirigatura e lenti cosi' ottenute | |
BR8500982A (pt) | Lente intraocular com optico miniatura tendo meios redutores de brilho expansiveis e contrateis | |
IT1140337B (it) | Lente avente alto indice di rifrazione e bassa dispersione | |
MX154045A (es) | Mejoras en lente intraocular | |
BR8108418A (pt) | Lente oftalmica com duas superficies de refracao | |
IT8420840A1 (it) | "attenuatore a fibre ottiche del tipo in-linea" | |
IT1118446B (it) | Lente oftalmica | |
BR8807089A (pt) | Lente oftalmica e processo para formar a mesma | |
IT8822737A0 (it) | Materiali fotografici agli alogenuri d'argento sensibili alla luce. | |
IT1151992B (it) | Lente singola presentante una superficie sferica ed una superficie asferica rifrangenti | |
IT1176113B (it) | Multiplatore/demultiplatore ottico a divisione di lunghezza d'onda a reticolo di diffrazione | |
IT1112003B (it) | Procedimento per l'esplorazione sismica marina a rifrazione | |
JPS5745512A (en) | Lens for video disk | |
IT8367141A0 (it) | Lente per occhiali con indice maggiorato di rifrazione | |
IT1222087B (it) | Elementi fotografici agli alogenuri d' argento di tipo positivo diretto maneggiabili a luce bianca | |
IT8721425A0 (it) | Materiali fotografici agli alogenuri d'argento sensibili alla luce | |
BR8303416A (pt) | Lente intraocular | |
IT1096027B (it) | Struttura portalenti atta all'impiego con lenti da vista | |
GB2133023B (en) | Resin for lens with high refractive index and lens composed of it | |
GB2027931B (en) | Geodesic lens for waveguides and optical processor of unidimensional signals employing the same | |
FR2630553B1 (fr) | Lentille ophtalmique unifocale a gradient d'indice et de puissance geometrique nulle | |
JPS5286344A (en) | Lens for infrared rays |