BR0108000A - Vidros de segmento oftálmico com alto nd - Google Patents

Vidros de segmento oftálmico com alto nd

Info

Publication number
BR0108000A
BR0108000A BR0108000-8A BR0108000A BR0108000A BR 0108000 A BR0108000 A BR 0108000A BR 0108000 A BR0108000 A BR 0108000A BR 0108000 A BR0108000 A BR 0108000A
Authority
BR
Brazil
Prior art keywords
glasses
pbo
bao
cao
ophthalmic
Prior art date
Application number
BR0108000-8A
Other languages
English (en)
Portuguese (pt)
Inventor
Marie J M Comte
Paulo Marques
Original Assignee
Corning Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Corning Inc filed Critical Corning Inc
Publication of BR0108000A publication Critical patent/BR0108000A/pt

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
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron

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)
BR0108000-8A 2001-03-13 2001-03-13 Vidros de segmento oftálmico com alto nd BR0108000A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2001/007876 WO2002072491A1 (en) 2001-03-13 2001-03-13 OPHTHALMIC SEGMENT GLASS WITH HIGH nD

Publications (1)

Publication Number Publication Date
BR0108000A true BR0108000A (pt) 2002-12-17

Family

ID=21742395

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0108000-8A BR0108000A (pt) 2001-03-13 2001-03-13 Vidros de segmento oftálmico com alto nd

Country Status (6)

Country Link
EP (1) EP1280741A1 (es)
JP (1) JP2004519402A (es)
BR (1) BR0108000A (es)
CA (1) CA2408225A1 (es)
MX (1) MXPA03000625A (es)
WO (1) WO2002072491A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7897531B2 (en) 2005-01-17 2011-03-01 Kabushiki Kaisha Ohara Glass
WO2021090589A1 (ja) * 2019-11-07 2021-05-14 株式会社 オハラ 光学ガラス、プリフォーム及び光学素子

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1406280A (en) * 1972-06-26 1975-09-17 Jenaer Glas Schott Gen Veb Optical borosilicate glass
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
DE3121824C2 (de) * 1981-06-02 1984-06-14 Schott Glaswerke, 6500 Mainz Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Glas geringer Dichte
FR2508433A1 (fr) 1981-06-24 1982-12-31 Corning Glass Works Verres ophtalmiques a indice de refraction eleve
FR2550187B1 (fr) 1983-08-02 1986-06-06 Corning Glass Works Verres de faible densite et de haut indice de refraction pour applications ophtalmiques et optiques
FR2762837B1 (fr) 1997-04-30 1999-07-16 Corning Sa Verres a indice de refraction eleve, lentilles correctrices multifocales les incorporant
FR2769618B1 (fr) 1997-10-10 2000-01-21 Corning Sa Verres a indice de refraction eleve, lentilles correctrices multifocales les incorporant
FR2804676B1 (fr) * 2000-02-04 2002-05-03 Corning Sa Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant

Also Published As

Publication number Publication date
CA2408225A1 (en) 2002-09-19
MXPA03000625A (es) 2003-05-23
EP1280741A1 (en) 2003-02-05
JP2004519402A (ja) 2004-07-02
WO2002072491A1 (en) 2002-09-19

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]