AR202803A1 - Cristales para gafas - Google Patents

Cristales para gafas

Info

Publication number
AR202803A1
AR202803A1 AR250350A AR25035073A AR202803A1 AR 202803 A1 AR202803 A1 AR 202803A1 AR 250350 A AR250350 A AR 250350A AR 25035073 A AR25035073 A AR 25035073A AR 202803 A1 AR202803 A1 AR 202803A1
Authority
AR
Argentina
Prior art keywords
glasses
Prior art date
Application number
AR250350A
Other languages
English (en)
Original Assignee
Jenaer Glaswerk Schott & Gen
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
Priority claimed from DE19722259183 external-priority patent/DE2259183C3/de
Application filed by Jenaer Glaswerk Schott & Gen filed Critical Jenaer Glaswerk Schott & Gen
Application granted granted Critical
Publication of AR202803A1 publication Critical patent/AR202803A1/es

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
    • 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
AR250350A 1972-12-02 1973-10-03 Cristales para gafas AR202803A1 (es)

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
AR202803A1 true AR202803A1 (es) 1975-07-24

Family

ID=5863404

Family Applications (1)

Application Number Title Priority Date Filing Date
AR250350A AR202803A1 (es) 1972-12-02 1973-10-03 Cristales para gafas

Country Status (11)

Country Link
US (1) US3898093A (es)
JP (1) JPS5651141B2 (es)
AR (1) AR202803A1 (es)
AT (1) AT327426B (es)
BR (1) BR7309423D0 (es)
CA (1) CA996958A (es)
CS (1) CS172984B2 (es)
DD (1) DD107655A5 (es)
FR (1) FR2208853B1 (es)
GB (1) GB1436562A (es)
IT (1) IT999783B (es)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
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
FR2427309A2 (fr) * 1978-06-01 1979-12-28 Corning Glass Works Verre d'indice de refraction eleve et de faible densite
NL187063C (nl) * 1977-07-01 1991-05-16 Corning Glass Works Glas voor optische toepassingen met een zeer goede chemische bestandheid.
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 &ge; 1,59, einer Abbezahl &ge; 44 und einer Dichte &lE; 3,0 g/cm&uarr;3&uarr;
DE3216451C2 (de) * 1982-05-03 1984-04-19 Schott Glaswerke, 6500 Mainz Optisches Leichtgewichtglas mit einem Brechwert &ge; 1.70, einer Abbezahl &ge; 22 und einer Dichte &lE; 3,5 g/cm&uarr;3&uarr;
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 &ge;1.60 und einer Abbezahl &ge;58, mit hoher chemischer Stabilität und Entmischungs- und Kristallisationsfestigkeit im System SiO&darr;2&darr;-B&darr;2&darr;O&darr;3&darr;-SrO-La&darr;2&darr;O&darr;3&darr;-Al&darr;2&darr;O&darr;3&darr;-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
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
US7005187B2 (en) * 1999-08-30 2006-02-28 Kabushiki Kaisha Ohara Glass for a light filter and a light filter
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
WO2006075785A2 (en) * 2005-01-17 2006-07-20 Kabushiki Kaisha Ohara Glass
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2523265A (en) * 1947-11-28 1950-09-26 Corning Glass Works Ophthalmic glass
BE551389A (es) * 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 (es) * 1969-08-14 1971-05-14 Leitz Ernst Gmbh

Also Published As

Publication number Publication date
US3898093A (en) 1975-08-05
FR2208853A1 (es) 1974-06-28
AT327426B (de) 1976-01-26
BR7309423D0 (pt) 1974-08-29
DE2259183A1 (de) 1974-06-20
CA996958A (en) 1976-09-14
IT999783B (it) 1976-03-10
JPS4987716A (es) 1974-08-22
DD107655A5 (es) 1974-08-12
DE2259183B2 (de) 1975-02-20
JPS5651141B2 (es) 1981-12-03
FR2208853B1 (es) 1977-09-16
GB1436562A (en) 1976-05-19
CS172984B2 (es) 1977-01-28
ATA1000473A (de) 1975-04-15

Similar Documents

Publication Publication Date Title
AR202803A1 (es) Cristales para gafas
IT993560B (it) Espositore per occhiali
ATA1073373A (de) Brillenfassung
AT343378B (de) Brillengestell
SE392671B (sv) Hallare for blixtlaslopare
SE381980B (sv) Paleggare for harfergning
SE390790B (sv) Lopare for blixtlas
AR216885A1 (es) Procedimiento para preparar aminonicotinonitrilos
SE386580B (sv) Hallare for blixtlaslopare
IT976804B (it) Meccanismo divisorio
ES190679Y (es) Montura para gafas.
ES180483Y (es) Patilla para gafas.
ES185186Y (es) Montura para gafa.
ES177723Y (es) Pieza conformada para gafas.
AR201002A1 (es) Procedimiento para preparar isotiocianobenzoxazoles
ES179013Y (es) Montura para gafas.
ES185054Y (es) Montura para gafas.
ES178745Y (es) Montura para gafas.
ES186432Y (es) Varilla para gafa.
BR7204959D0 (pt) Bloco para desenho
ES185341Y (es) Semibisagra perfeccionada para gafas.
ES176621Y (es) Bisagra para gafas.
ES180482Y (es) Bisagra para gafas.
RO64365A2 (fr) Lunettes antiamblyopiques
RO64366A2 (fr) Lunettes antiamblyopiques