IT1193419B - OPTICAL AND OPHTHALMIC LENS WITH REFRACTION VALUES GREATER OR EQUAL TO ONE AND FIFTY SIX, NUMBERS OF ABBE GREATER OR EQUAL TO QUARTER AND DENSITY LESS OR EQUAL TO TWO AND SEVENTY GRAMS ON CENTIMETERS CUBES - Google Patents

OPTICAL AND OPHTHALMIC LENS WITH REFRACTION VALUES GREATER OR EQUAL TO ONE AND FIFTY SIX, NUMBERS OF ABBE GREATER OR EQUAL TO QUARTER AND DENSITY LESS OR EQUAL TO TWO AND SEVENTY GRAMS ON CENTIMETERS CUBES

Info

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
Application number
IT67154/83A
Other languages
Italian (it)
Other versions
IT8367154A0 (en
Inventor
Karl Mennemann
Georg Gliemeroth
Ludwig Rob
Burkhard Speit
Volkmar Geiler
Hans Georg Krolla
Lothar Meckel
Original Assignee
Schott Glaswerke
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 Schott Glaswerke filed Critical Schott Glaswerke
Publication of IT8367154A0 publication Critical patent/IT8367154A0/en
Application granted granted Critical
Publication of IT1193419B publication Critical patent/IT1193419B/en

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)
IT67154/83A 1982-02-20 1983-02-14 OPTICAL AND OPHTHALMIC LENS WITH REFRACTION VALUES GREATER OR EQUAL TO ONE AND FIFTY SIX, NUMBERS OF ABBE GREATER OR EQUAL TO QUARTER AND DENSITY LESS OR EQUAL TO TWO AND SEVENTY GRAMS ON CENTIMETERS CUBES IT1193419B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823206226 DE3206226A1 (en) 1982-02-20 1982-02-20 Optical and ophthalmic glass having a refractive index of >/=1.56, an Abbe number of >/=40 and a density of </=2.70 g/cm<3>

Publications (2)

Publication Number Publication Date
IT8367154A0 IT8367154A0 (en) 1983-02-14
IT1193419B true IT1193419B (en) 1988-06-22

Family

ID=6156316

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67154/83A IT1193419B (en) 1982-02-20 1983-02-14 OPTICAL AND OPHTHALMIC LENS WITH REFRACTION VALUES GREATER OR EQUAL TO ONE AND FIFTY SIX, NUMBERS OF ABBE GREATER OR EQUAL TO QUARTER AND DENSITY LESS OR EQUAL TO TWO AND SEVENTY GRAMS ON CENTIMETERS CUBES

Country Status (3)

Country Link
JP (1) JPS58145638A (en)
DE (1) DE3206226A1 (en)
IT (1) IT1193419B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152240A (en) * 1983-02-14 1984-08-30 Hoya Corp Optical glass
JPS60152320A (en) * 1984-01-18 1985-08-10 Nippon Steel Corp Method for manufacturing metal tubes with wall thickness differences in the longitudinal direction
JPS60152319A (en) * 1984-01-18 1985-08-10 Nippon Steel Corp Method for manufacturing metal tubes with wall thickness differences in the longitudinal direction
JPS5918131A (en) * 1984-01-27 1984-01-30 Nippon Kogaku Kk <Nikon> Lightweight glass for eyeglass lenses
JP2561835B2 (en) * 1987-04-23 1996-12-11 株式会社 オハラ Optical glass
JPH02120247A (en) * 1988-10-28 1990-05-08 Shin Etsu Chem Co Ltd Silica titania glass and its manufacturing method
JP2554295B2 (en) * 1991-04-11 1996-11-13 株式会社オハラ Low specific gravity, low refractive optical glass
BR9506088A (en) * 1994-12-27 1997-12-23 Corning Inc Corrective lenses and glass for ophthalmic applications
DE10133963B4 (en) * 2001-07-17 2006-12-28 Schott Ag Boroalkali silicate glass and its uses
DE102004011218B4 (en) * 2004-03-04 2006-01-19 Schott Ag X-ray opaque glass, process for its preparation and its use
WO2018051754A1 (en) * 2016-09-14 2018-03-22 旭硝子株式会社 Tempered lens and method for manufacturing tempered lens
JP7086339B2 (en) * 2017-06-27 2022-06-20 日本電気硝子株式会社 Manufacturing method of optical glass lens and optical glass lens
JP7707061B2 (en) * 2020-03-24 2025-07-14 株式会社オハラ Chemically strengthened optical glass
JP7739091B2 (en) * 2021-08-27 2025-09-16 株式会社オハラ Chemically strengthened optical glass

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IT8367154A0 (en) 1983-02-14
DE3206226A1 (en) 1983-09-01
JPS58145638A (en) 1983-08-30
JPS6311292B2 (en) 1988-03-14

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