FR951834A - Nouveaux verres optiques - Google Patents

Nouveaux verres optiques

Info

Publication number
FR951834A
FR951834A FR951834DA FR951834A FR 951834 A FR951834 A FR 951834A FR 951834D A FR951834D A FR 951834DA FR 951834 A FR951834 A FR 951834A
Authority
FR
France
Prior art keywords
new optical
optical glasses
glasses
new
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)
French (fr)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR951834A publication Critical patent/FR951834A/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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/125—Silica-free oxide glass compositions containing aluminium as glass former
    • 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
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • 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)
FR951834D 1946-08-09 1947-08-08 Nouveaux verres optiques Expired FR951834A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US689526A US2466508A (en) 1946-08-09 1946-08-09 Beryllo-aluminate glass

Publications (1)

Publication Number Publication Date
FR951834A true FR951834A (fr) 1949-11-04

Family

ID=24768841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951834D Expired FR951834A (fr) 1946-08-09 1947-08-08 Nouveaux verres optiques

Country Status (4)

Country Link
US (1) US2466508A (en, 2012)
BE (1) BE475564A (en, 2012)
FR (1) FR951834A (en, 2012)
GB (1) GB629987A (en, 2012)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE942945C (de) * 1950-11-10 1956-05-09 Leitz Ernst Gmbh Optisches Glas und Verfahren zu seiner Herstellung
US2899322A (en) * 1956-07-07 1959-08-11 Optical glass
US3145115A (en) * 1959-05-15 1964-08-18 Bausch & Lomb Infrared transmitting glasses
US3469729A (en) * 1966-06-30 1969-09-30 Westinghouse Electric Corp Sealing compositions for bonding ceramics to metals
CN116119923A (zh) * 2022-12-30 2023-05-16 河北视窗玻璃有限公司 一种低脆性高硬度玻璃及制备方法和触摸屏

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE468457A (en, 2012) * 1939-07-12

Also Published As

Publication number Publication date
US2466508A (en) 1949-04-05
BE475564A (en, 2012)
GB629987A (en) 1949-10-03

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