JPS51144242A - Photo-transmission path - Google Patents

Photo-transmission path

Info

Publication number
JPS51144242A
JPS51144242A JP50067642A JP6764275A JPS51144242A JP S51144242 A JPS51144242 A JP S51144242A JP 50067642 A JP50067642 A JP 50067642A JP 6764275 A JP6764275 A JP 6764275A JP S51144242 A JPS51144242 A JP S51144242A
Authority
JP
Japan
Prior art keywords
photo
transmission path
core
clad
luminous fibers
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.)
Pending
Application number
JP50067642A
Other languages
English (en)
Japanese (ja)
Inventor
Seiichi Onoda
Shojiro Kawakami
Shigeo Nishida
Katsuki Tanaka
Yasuo Suganuma
Masao Sumi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50067642A priority Critical patent/JPS51144242A/ja
Priority to DE19762625362 priority patent/DE2625362A1/de
Priority to FR7616989A priority patent/FR2313686A1/fr
Publication of JPS51144242A publication Critical patent/JPS51144242A/ja
Priority to US05/921,220 priority patent/US4206967A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
    • G02B6/03627—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - +
    • 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
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • 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
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Glass Compositions (AREA)
  • Optical Communication System (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
JP50067642A 1975-06-06 1975-06-06 Photo-transmission path Pending JPS51144242A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP50067642A JPS51144242A (en) 1975-06-06 1975-06-06 Photo-transmission path
DE19762625362 DE2625362A1 (de) 1975-06-06 1976-06-04 Optische faser
FR7616989A FR2313686A1 (fr) 1975-06-06 1976-06-04 Fibre optique
US05/921,220 US4206967A (en) 1975-06-06 1978-07-03 Optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50067642A JPS51144242A (en) 1975-06-06 1975-06-06 Photo-transmission path

Publications (1)

Publication Number Publication Date
JPS51144242A true JPS51144242A (en) 1976-12-11

Family

ID=13350849

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50067642A Pending JPS51144242A (en) 1975-06-06 1975-06-06 Photo-transmission path

Country Status (3)

Country Link
JP (1) JPS51144242A (enrdf_load_stackoverflow)
DE (1) DE2625362A1 (enrdf_load_stackoverflow)
FR (1) FR2313686A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5395649A (en) * 1977-02-02 1978-08-22 Hitachi Ltd Production of optical fiber

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1124119A (en) * 1979-10-08 1982-05-25 Katsunari Okamoto Single mode optical fibers

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4966146A (enrdf_load_stackoverflow) * 1972-09-11 1974-06-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4966146A (enrdf_load_stackoverflow) * 1972-09-11 1974-06-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5395649A (en) * 1977-02-02 1978-08-22 Hitachi Ltd Production of optical fiber

Also Published As

Publication number Publication date
FR2313686B1 (enrdf_load_stackoverflow) 1979-04-27
DE2625362A1 (de) 1976-12-09
FR2313686A1 (fr) 1976-12-31

Similar Documents

Publication Publication Date Title
JPS5258547A (en) Light transmission fiber
JPS51144242A (en) Photo-transmission path
JPS51142334A (en) Optical fiber core
JPS5374442A (en) Optical branching device
JPS5217682A (en) Short yardage tape cable manufacturing process
JPS523443A (en) Optical interference filter
JPS52106748A (en) Light transmission channel
JPS5558830A (en) Base for video tape
JPS529386A (en) Photocoupling element
JPS51127222A (en) Method of manufacturing glass fiber continuous strands
JPS5332255A (en) Gears made of fiber strengthening complex material
JPS537248A (en) Optical fiber core
JPS5381138A (en) Opticla fiber core wire
JPS51118976A (en) Photo coupler
JPS5227452A (en) Light polyolefin composition
JPS52128234A (en) Anticarcinogens
JPS51151557A (en) Light propagating mode filter
JPS52155546A (en) Optical signal transmission device through optical fibre
JPS52121340A (en) Optical fiber core wire
JPS53126176A (en) Cable
JPS5377997A (en) Toroidal coil for torus type fusion device
JPS5323912A (en) 2,2-dimethyl-3-(2,2,2-trichloroethyl)-oxirane and its preparation
JPS52139449A (en) Preparation of cord connecting part for optical fiber
JPS5385414A (en) Narrow track-multielement magnetic head and its manufacture
JPS5258553A (en) Sweep type transmission characteristic meter for optical fiber