FR57747E - Verres d'optique aux fluorures - Google Patents

Verres d'optique aux fluorures

Info

Publication number
FR57747E
FR57747E FR57747DA FR57747E FR 57747 E FR57747 E FR 57747E FR 57747D A FR57747D A FR 57747DA FR 57747 E FR57747 E FR 57747E
Authority
FR
France
Prior art keywords
optical glasses
fluoride optical
fluoride
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.)
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 FR57747E publication Critical patent/FR57747E/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
    • C03C3/32—Non-oxide glass compositions, e.g. binary or ternary halides, sulfides or nitrides of germanium, selenium or tellurium
    • C03C3/325—Fluoride glasses
    • C03C3/326—Fluoride glasses containing beryllium
    • 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
FR57747D 1946-04-06 1947-10-21 Verres d'optique aux fluorures Expired FR57747E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US660308A US2466506A (en) 1946-04-06 1946-04-06 Fluoride glasses

Publications (1)

Publication Number Publication Date
FR57747E true FR57747E (fr) 1953-05-04

Family

ID=24648981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57747D Expired FR57747E (fr) 1946-04-06 1947-10-21 Verres d'optique aux fluorures

Country Status (4)

Country Link
US (1) US2466506A (fr)
CH (1) CH273593A (fr)
FR (1) FR57747E (fr)
GB (1) GB629426A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388413A (en) * 1981-10-21 1983-06-14 Doremus Robert H Silver halide glasses
US4666486A (en) * 1985-09-24 1987-05-19 Hutta Joseph J Process for making bulk heavy metal fluoride glasses

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190708704A (en) * 1907-04-15 1908-04-15 Frederick Alexander Lindemann Improvements in or relating to Glass or Vitreous Substances and the Production and use thereof.

Also Published As

Publication number Publication date
CH273593A (fr) 1951-02-15
US2466506A (en) 1949-04-05
GB629426A (en) 1949-09-20

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