JPS6336451B2 - - Google Patents

Info

Publication number
JPS6336451B2
JPS6336451B2 JP8427779A JP8427779A JPS6336451B2 JP S6336451 B2 JPS6336451 B2 JP S6336451B2 JP 8427779 A JP8427779 A JP 8427779A JP 8427779 A JP8427779 A JP 8427779A JP S6336451 B2 JPS6336451 B2 JP S6336451B2
Authority
JP
Japan
Prior art keywords
fiber
lens
mode
spatial filter
measured
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
JP8427779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS568523A (en
Inventor
Hiromichi Shinohara
Satoshi Hatano
Masahiro Ikeda
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP8427779A priority Critical patent/JPS568523A/ja
Publication of JPS568523A publication Critical patent/JPS568523A/ja
Publication of JPS6336451B2 publication Critical patent/JPS6336451B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
JP8427779A 1979-07-02 1979-07-02 Measuring method of mode conversion coefficient for optical fiber Granted JPS568523A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8427779A JPS568523A (en) 1979-07-02 1979-07-02 Measuring method of mode conversion coefficient for optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8427779A JPS568523A (en) 1979-07-02 1979-07-02 Measuring method of mode conversion coefficient for optical fiber

Publications (2)

Publication Number Publication Date
JPS568523A JPS568523A (en) 1981-01-28
JPS6336451B2 true JPS6336451B2 (da) 1988-07-20

Family

ID=13825951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8427779A Granted JPS568523A (en) 1979-07-02 1979-07-02 Measuring method of mode conversion coefficient for optical fiber

Country Status (1)

Country Link
JP (1) JPS568523A (da)

Also Published As

Publication number Publication date
JPS568523A (en) 1981-01-28

Similar Documents

Publication Publication Date Title
CN108120702B (zh) 一种基于并行探测的超分辨荧光寿命成像方法和装置
JPS6379004A (ja) 形状測定用光プロ−ブ
JPH0364812B2 (da)
CN106769737B (zh) 一种光纤式粉尘浓度测量装置
CN100354620C (zh) 测量光透射率的方法及其设备
SU958854A1 (ru) Устройство дл одновременного измерени несоосности и направлени
US5108174A (en) Method and device for determining lens characteristics including its power
US4068956A (en) Pulsed laser densitometer system
CN114964015B (zh) 基于光纤式差分的晶圆片快速测厚系统及方法
CN116086776B (zh) 一种准直光束发散角检测装置及发散角检测方法
CN118243330A (zh) 一种平板边界层密度脉动测量方法
JPH0238808A (ja) 光センサ
JPH0781908B2 (ja) 光ビームが有する電磁場の強度分布の横モーメントを測定するための装置
JPH0317292B2 (da)
Ilev et al. A fiber-optic autocollimation refractometric method for dispersion measurement of bulk optical materials using a widely tunable fiber Raman laser
CN214502376U (zh) 一种大量程的光谱共焦位移检测装置
JPS5831083Y2 (ja) 光ファイバの遮断波長測定装置
SU1458779A1 (ru) Автоколлимационный способ определения показателя преломления клиновидных образцов
SU1497520A1 (ru) Способ определени структурной характеристики показател преломлени атмосферы
JPS6170437A (ja) 光フアイバの波長分散測定方法
SU1536233A1 (ru) Способ определени модовых задержек в волоконно-оптических волноводах и устройство дл его осуществлени
JPS6147534A (ja) 光フアイバの光損失特性測定方法および装置
RU1616318C (ru) Способ определени структурной характеристики флуктуаций показател преломлени атмосферы
JPH0656351B2 (ja) 単一モード光ファイバのモードフィールド径測定装置
JP2503164Y2 (ja) 気体温度計測装置