SE416498B - Sett att bestemma kvoten mellan kernradien och beleggningsradien for en belagd optisk fiber, samt anordning for genomforande av settet - Google Patents

Sett att bestemma kvoten mellan kernradien och beleggningsradien for en belagd optisk fiber, samt anordning for genomforande av settet

Info

Publication number
SE416498B
SE416498B SE7613667A SE7613667A SE416498B SE 416498 B SE416498 B SE 416498B SE 7613667 A SE7613667 A SE 7613667A SE 7613667 A SE7613667 A SE 7613667A SE 416498 B SE416498 B SE 416498B
Authority
SE
Sweden
Prior art keywords
radiation
quota
implementation
optical fiber
coated optical
Prior art date
Application number
SE7613667A
Other languages
English (en)
Swedish (sv)
Other versions
SE7613667L (sv
Inventor
Jr R E Frazee
L S Watkins
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of SE7613667L publication Critical patent/SE7613667L/xx
Publication of SE416498B publication Critical patent/SE416498B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/412—Index profiling of optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
SE7613667A 1975-12-17 1976-12-06 Sett att bestemma kvoten mellan kernradien och beleggningsradien for en belagd optisk fiber, samt anordning for genomforande av settet SE416498B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/641,697 US4027977A (en) 1975-12-17 1975-12-17 Method and apparatus for determining ratio of core radius to cladding radius in clad optical fibers

Publications (2)

Publication Number Publication Date
SE7613667L SE7613667L (sv) 1977-06-18
SE416498B true SE416498B (sv) 1981-01-05

Family

ID=24573490

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7613667A SE416498B (sv) 1975-12-17 1976-12-06 Sett att bestemma kvoten mellan kernradien och beleggningsradien for en belagd optisk fiber, samt anordning for genomforande av settet

Country Status (9)

Country Link
US (1) US4027977A (xx)
JP (1) JPS5274363A (xx)
BE (1) BE849386A (xx)
CA (1) CA1107493A (xx)
DE (1) DE2656520C3 (xx)
FR (1) FR2335824A1 (xx)
GB (1) GB1549630A (xx)
NL (1) NL171928C (xx)
SE (1) SE416498B (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168907A (en) * 1977-12-30 1979-09-25 Bell Telephone Laboratories, Incorporated Method for inspecting transparent rods
US4227806A (en) * 1978-10-16 1980-10-14 Western Electric Company, Inc. Methods for non-destructively determining parameters of an optical fiber preform
JPS5724600U (xx) * 1980-07-16 1982-02-08
US4492463A (en) * 1982-03-29 1985-01-08 At&T Bell Laboratories Method for inspecting multilayer transparent rods
JPS5930870U (ja) * 1982-08-23 1984-02-25 三菱重工業株式会社 落下容器保護構造
US4650322A (en) * 1984-09-07 1987-03-17 The Board Of Trustees Of The Leland Standford, Jr. University Method and means for high resolution measurement of fiber diameter
FR2572805A1 (fr) * 1984-11-06 1986-05-09 Thomson Csf Procede de mesure du centrage d'un barreau cylindrique dans un revetement transparent cylindrique et dispositif de mise en oeuvre
FR2584180A2 (fr) * 1985-06-28 1987-01-02 Thomson Csf Dispositif de mesure du centrage d'un barreau cylindrique dans un revetement transparent cylindrique
US4662743A (en) * 1985-11-01 1987-05-05 Sumitomo Electric Research Triangle, Inc. Method of measuring the geometry of optical fibers
AU585728B2 (en) * 1986-08-15 1989-06-22 Sumitomo Electric Industries, Ltd. Method and apparatus of measuring outer diameter and structure of optical fiber
US5176731A (en) * 1987-06-10 1993-01-05 U.S. Philips Corp. Device for performing measurements on a transparent object, method of manufacturing a fiber and fiber manufactured by means of said method
US4952226A (en) * 1989-02-27 1990-08-28 American Telephone And Telegraph Company Lightguide coating control
US4973343A (en) * 1989-06-02 1990-11-27 At&T Bell Laboratories Optical fiber coating control apparatus
US4957526A (en) * 1989-06-02 1990-09-18 At&T Bell Laboratories Optical fiber coating control process
FR2651312B1 (fr) * 1989-08-25 1992-01-17 France Etat Procede et dispositif de caracterisation geometrique de tubes transparents.
US5283628A (en) * 1991-12-31 1994-02-01 Corning Incorporated Method for measuring diameters of non-circular fibers
US5309221A (en) * 1991-12-31 1994-05-03 Corning Incorporated Measurement of fiber diameters with high precision
CA2083969A1 (en) * 1991-12-31 1993-07-01 Leslie James Button Measurement of fiber diameters and detection of defects
EP0905477A3 (en) * 1997-09-25 2000-08-09 Corning Incorporated Methods and apparatus for detecting core/cladding interfaces in optical waveguide blanks
SE523329C2 (sv) * 2000-06-20 2004-04-13 Ericsson Telefon Ab L M Bestämning av optisk fibertyp
FR2852389B1 (fr) * 2003-03-12 2005-05-13 Commissariat Energie Atomique Procede de mesure d'objets tridimensionnels par ombroscopie optique a une seule vue
JP4923255B2 (ja) * 2006-11-07 2012-04-25 国立大学法人横浜国立大学 円柱体の直径、屈折率、中心軸間距離及び入射光軸と間隔のなす角の測定方法およびこれを用いた装置
CN102297655B (zh) * 2010-06-24 2013-04-03 上海电缆研究所 光纤端面双向定位和同步测试的测试方法
US10901228B2 (en) * 2017-06-27 2021-01-26 The Boeing Company Cavity with curved beam replicator and method of determining a characteristic of a medium therein

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3797939A (en) * 1968-08-09 1974-03-19 T Pryor Diffractographic measurement of profile
US3659950A (en) * 1969-07-14 1972-05-02 Iris Corp Laser apparatus for detecting the size and form of filamentary material by measuring diffracted light
US3709610A (en) * 1970-05-20 1973-01-09 Holobeam Method and apparatus for measuring and controlling the thickness of a filament or the like
US3879128A (en) * 1973-08-15 1975-04-22 Bell Telephone Labor Inc Method and apparatus for measuring the refractive index and diameter of optical fibers
US3925733A (en) * 1974-05-24 1975-12-09 Us Navy Maximum pulse density detector
US3982816A (en) * 1974-06-21 1976-09-28 Western Electric Company, Inc. Method for measuring the parameters of optical fibers

Also Published As

Publication number Publication date
US4027977A (en) 1977-06-07
NL171928B (nl) 1983-01-03
NL7613917A (nl) 1977-06-21
FR2335824A1 (fr) 1977-07-15
GB1549630A (en) 1979-08-08
SE7613667L (sv) 1977-06-18
FR2335824B1 (xx) 1981-12-24
DE2656520C3 (de) 1981-07-23
JPS5638898B2 (xx) 1981-09-09
NL171928C (nl) 1983-06-01
JPS5274363A (en) 1977-06-22
BE849386A (fr) 1977-04-01
DE2656520A1 (de) 1977-06-30
CA1107493A (en) 1981-08-25
DE2656520B2 (de) 1980-09-18

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