FR922475A - Verres d'optique perfectionnés - Google Patents

Verres d'optique perfectionnés

Info

Publication number
FR922475A
FR922475A FR922475DA FR922475A FR 922475 A FR922475 A FR 922475A FR 922475D A FR922475D A FR 922475DA FR 922475 A FR922475 A FR 922475A
Authority
FR
France
Prior art keywords
optical glasses
advanced optical
advanced
glasses
optical
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chance Brothers Ltd
Original Assignee
Chance Brothers Ltd
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 Chance Brothers Ltd filed Critical Chance Brothers Ltd
Application granted granted Critical
Publication of FR922475A publication Critical patent/FR922475A/fr
Expired legal-status Critical Current

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
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron 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
    • C03C3/062—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
    • C03C3/074—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc
    • 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

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)
FR922475D 1943-11-11 1946-02-15 Verres d'optique perfectionnés Expired FR922475A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18792/43A GB579832A (en) 1943-11-11 1943-11-11 Improvements relating to optical glasses

Publications (1)

Publication Number Publication Date
FR922475A true FR922475A (fr) 1947-06-10

Family

ID=10118499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR922475D Expired FR922475A (fr) 1943-11-11 1946-02-15 Verres d'optique perfectionnés

Country Status (3)

Country Link
US (1) US2406580A (fr)
FR (1) FR922475A (fr)
GB (1) GB579832A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958150C (de) * 1954-02-10 1957-02-14 Jenaer Glaswerk Schott & Gen Optisches Glas

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB578326A (en) * 1944-08-04 1946-06-24 Chance Brothers Ltd Improvements relating to optical glasses
US2517459A (en) * 1946-05-27 1950-08-01 Corning Glass Works Optical glass
BE475565A (fr) * 1946-08-09
BE481433A (fr) * 1947-03-26
US2584974A (en) * 1948-05-13 1952-02-12 Corning Glass Works Optical glass
US2506163A (en) * 1948-07-20 1950-05-02 Norton Co Diamond abrasive wheel
US3132033A (en) * 1960-03-15 1964-05-05 Ralph L Tiede Fiberizable glass compositions
US3149984A (en) * 1960-12-17 1964-09-22 Jenaer Glaswerk Schott & Gen Lead glass for optical use
US3964918A (en) * 1974-02-22 1976-06-22 Corning Glass Works Barium borosilicate optical glasses
JP5510883B2 (ja) * 2008-08-01 2014-06-04 日本電気硝子株式会社 レンズアレイ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958150C (de) * 1954-02-10 1957-02-14 Jenaer Glaswerk Schott & Gen Optisches Glas

Also Published As

Publication number Publication date
GB579832A (en) 1946-08-16
US2406580A (en) 1946-08-27

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