AU5748773A - Improvements in or relating to starting rods forthe manufacture of low-attenuation encased light conducting fibres - Google Patents

Improvements in or relating to starting rods forthe manufacture of low-attenuation encased light conducting fibres

Info

Publication number
AU5748773A
AU5748773A AU57487/73A AU5748773A AU5748773A AU 5748773 A AU5748773 A AU 5748773A AU 57487/73 A AU57487/73 A AU 57487/73A AU 5748773 A AU5748773 A AU 5748773A AU 5748773 A AU5748773 A AU 5748773A
Authority
AU
Australia
Prior art keywords
attenuation
relating
low
light conducting
forthe manufacture
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
AU57487/73A
Inventor
KHAN and DIETER ROSENBERGER RIFAAT
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of AU5748773A publication Critical patent/AU5748773A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/12—Non-circular or non-elliptical cross-section, e.g. planar core

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
AU57487/73A 1972-08-01 1973-06-28 Improvements in or relating to starting rods forthe manufacture of low-attenuation encased light conducting fibres Expired AU5748773A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE822378 1972-08-01
DE2237820A DE2237820A1 (en) 1972-08-01 1972-08-01 COVERED FIBER OPERATING LOW ATTENUATION

Publications (1)

Publication Number Publication Date
AU5748773A true AU5748773A (en) 1975-01-09

Family

ID=5852361

Family Applications (1)

Application Number Title Priority Date Filing Date
AU57487/73A Expired AU5748773A (en) 1972-08-01 1973-06-28 Improvements in or relating to starting rods forthe manufacture of low-attenuation encased light conducting fibres

Country Status (11)

Country Link
JP (1) JPS4954046A (en)
AT (1) ATA461373A (en)
AU (1) AU5748773A (en)
BE (1) BE803104A (en)
CH (1) CH556033A (en)
DE (1) DE2237820A1 (en)
FR (1) FR2194975B3 (en)
GB (1) GB1401398A (en)
IT (1) IT991384B (en)
LU (1) LU68116A1 (en)
NL (1) NL7310533A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50119646A (en) * 1974-03-02 1975-09-19
GB1448080A (en) * 1975-04-10 1976-09-02 Standard Telephones Cables Ltd Optical fibre transducer
JPS51151143A (en) * 1975-06-20 1976-12-25 Hitachi Ltd Optical filter device
US4057322A (en) * 1975-11-05 1977-11-08 International Telephone And Telegraph Corporation Precision surface optical fibers
US4260220A (en) * 1979-06-15 1981-04-07 Canadian Patents And Development Limited Prism light guide having surfaces which are in octature
JPH0652328B2 (en) * 1985-07-18 1994-07-06 株式会社潤工社 Dielectric line
FR2603995B1 (en) * 1986-09-12 1991-01-25 Centre Nat Rech Scient DEVICE FOR ACCURATE ASSEMBLY OF OPTICAL ELEMENTS IN PREDETERMINED POSITIONS, APPLICABLE IN PARTICULAR TO INTERFEROMETERS
US4787708A (en) * 1987-05-08 1988-11-29 Tir Systems Ltd. Apparatus for continuously controlled emission of light from prism light guide
JPH10203841A (en) * 1997-01-22 1998-08-04 Hoya Corp Production of glass preform and glass fiber
DE102017119798B4 (en) 2017-08-29 2022-12-01 J-Fiber Gmbh Method of manufacturing a fiberglass preform having a core with a polygonal core cross-section

Also Published As

Publication number Publication date
NL7310533A (en) 1974-02-05
GB1401398A (en) 1975-07-16
LU68116A1 (en) 1973-10-23
BE803104A (en) 1973-12-03
CH556033A (en) 1974-11-15
FR2194975B3 (en) 1976-07-09
DE2237820A1 (en) 1974-02-14
IT991384B (en) 1975-07-30
JPS4954046A (en) 1974-05-25
ATA461373A (en) 1975-06-15
FR2194975A1 (en) 1974-03-01

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