JPS626756Y2 - - Google Patents

Info

Publication number
JPS626756Y2
JPS626756Y2 JP1981060047U JP6004781U JPS626756Y2 JP S626756 Y2 JPS626756 Y2 JP S626756Y2 JP 1981060047 U JP1981060047 U JP 1981060047U JP 6004781 U JP6004781 U JP 6004781U JP S626756 Y2 JPS626756 Y2 JP S626756Y2
Authority
JP
Japan
Prior art keywords
light
optical
light source
lens
temperature
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
JP1981060047U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57173443U (cs
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 JP1981060047U priority Critical patent/JPS626756Y2/ja
Publication of JPS57173443U publication Critical patent/JPS57173443U/ja
Application granted granted Critical
Publication of JPS626756Y2 publication Critical patent/JPS626756Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Arrangements For Transmission Of Measured Signals (AREA)
  • Optical Communication System (AREA)
JP1981060047U 1981-04-24 1981-04-24 Expired JPS626756Y2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981060047U JPS626756Y2 (cs) 1981-04-24 1981-04-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981060047U JPS626756Y2 (cs) 1981-04-24 1981-04-24

Publications (2)

Publication Number Publication Date
JPS57173443U JPS57173443U (cs) 1982-11-01
JPS626756Y2 true JPS626756Y2 (cs) 1987-02-17

Family

ID=29856363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981060047U Expired JPS626756Y2 (cs) 1981-04-24 1981-04-24

Country Status (1)

Country Link
JP (1) JPS626756Y2 (cs)

Also Published As

Publication number Publication date
JPS57173443U (cs) 1982-11-01

Similar Documents

Publication Publication Date Title
JPS604135Y2 (ja) 障害物検知装置
JP2853751B2 (ja) 光学的色分解装置
KR20180002135A (ko) 광모듈
US4303855A (en) System for separating an optical signal from ambient light
GB2123236A (en) Arrangement for locating faults in an optical transmission system
JPS626756Y2 (cs)
AU658919B2 (en) Optical communications systems
US3465156A (en) Laser communications system employing narrow band noise cancellation
CN101401331B (zh) 用于对通信信号进行光学滤波的方法和装置
AU606965B2 (en) An fsk homodyne receiver
JPH05297331A (ja) 光可変減衰装置
JPS58171138A (ja) 光送受信方式
JPH11234209A (ja) データ送受信装置
JPH01108534A (ja) 光信号ビームの光学式ヘテロダイン又はホモダイン検出装置
CN221768041U (zh) 可见光单向传输的接收装置及可见光单向传输设备
JP2976667B2 (ja) ループ型光ローカルエリアネットワークシステムにおけるアクセス制御方式およびそのノード装置
JPH04263206A (ja) 光回路
JP3139881B2 (ja) 光受信装置および光伝送システム
JP2652576B2 (ja) 光透過率測定装置の測定レンジ拡大方法
JP3098162B2 (ja) 光ブランチングデバイスの透過損失の偏波依存性測定方法
JPS6122250Y2 (cs)
JP2000165328A (ja) 光通信接続におけるアラインメントデ―タ決定システム
JPH0591049A (ja) 光回路
SU1072286A1 (ru) Адаптивное устройство дл дуплексной передачи данных
SU1022288A1 (ru) Фоточувствительный усилитель