JPH02105142U - - Google Patents

Info

Publication number
JPH02105142U
JPH02105142U JP1400889U JP1400889U JPH02105142U JP H02105142 U JPH02105142 U JP H02105142U JP 1400889 U JP1400889 U JP 1400889U JP 1400889 U JP1400889 U JP 1400889U JP H02105142 U JPH02105142 U JP H02105142U
Authority
JP
Japan
Prior art keywords
terminal
optical
optical fiber
light
return loss
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
JP1400889U
Other languages
English (en)
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 filed Critical
Priority to JP1400889U priority Critical patent/JPH02105142U/ja
Publication of JPH02105142U publication Critical patent/JPH02105142U/ja
Pending legal-status Critical Current

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  • Testing Of Optical Devices Or Fibers (AREA)

Description

【図面の簡単な説明】
第1図はこの考案による実施例の構成図、第2
図と第3図は2×2光カプラ2の作用説明図、第
4図は第1図のOTDR10の表示器の波形図、
第5図は反射光説明図、第6図は従来技術による
光反射減衰量測定器の構成図、第7図は他の従来
技術による光反射減衰量測定器の構成図、第8図
は第7図の観測波形図である。 1……光源、2……2×2光カプラ、2A〜2
D……端子、3……受光器、4……測定される光
フアイバ、5……反射量が分かつている光フアイ
バ、6……端部、7……端部、8……端部6の反
射波形、9……端部7の反射波形。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光源1の光を第1の端子2Aに入れ、第2の端
    子2Bに測定される光フアイバ4を接続し、第4
    の端子2Dに反射量が分かつている光フアイバ5
    を接続し、第3の端子2Cに受光器3を接続する
    2×2光カプラを備えることを特徴とする光反射
    減衰量測定器。
JP1400889U 1989-02-08 1989-02-08 Pending JPH02105142U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1400889U JPH02105142U (ja) 1989-02-08 1989-02-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1400889U JPH02105142U (ja) 1989-02-08 1989-02-08

Publications (1)

Publication Number Publication Date
JPH02105142U true JPH02105142U (ja) 1990-08-21

Family

ID=31224817

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1400889U Pending JPH02105142U (ja) 1989-02-08 1989-02-08

Country Status (1)

Country Link
JP (1) JPH02105142U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59206738A (ja) * 1983-04-14 1984-11-22 エステイ−シ− ピ−エルシ− 光反射率計

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59206738A (ja) * 1983-04-14 1984-11-22 エステイ−シ− ピ−エルシ− 光反射率計

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