JPS5181631A - - Google Patents

Info

Publication number
JPS5181631A
JPS5181631A JP50006258A JP625875A JPS5181631A JP S5181631 A JPS5181631 A JP S5181631A JP 50006258 A JP50006258 A JP 50006258A JP 625875 A JP625875 A JP 625875A JP S5181631 A JPS5181631 A JP S5181631A
Authority
JP
Japan
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
JP50006258A
Other languages
Japanese (ja)
Inventor
Katsuki Tanaka
Seiichi Kishita
Satoshi Aoki
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50006258A priority Critical patent/JPS5181631A/ja
Publication of JPS5181631A publication Critical patent/JPS5181631A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
JP50006258A 1975-01-16 1975-01-16 Pending JPS5181631A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50006258A JPS5181631A (en) 1975-01-16 1975-01-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50006258A JPS5181631A (en) 1975-01-16 1975-01-16

Publications (1)

Publication Number Publication Date
JPS5181631A true JPS5181631A (en) 1976-07-17

Family

ID=11633438

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50006258A Pending JPS5181631A (en) 1975-01-16 1975-01-16

Country Status (1)

Country Link
JP (1) JPS5181631A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597702U (en) * 1978-12-26 1980-07-07
JPS5599501U (en) * 1978-12-28 1980-07-10
JPS57150802U (en) * 1981-03-17 1982-09-21
JPS5986002A (en) * 1982-06-26 1984-05-18 アルカテル・エヌ・ブイ Variable light attenuator
JPS6094603U (en) * 1983-12-02 1985-06-27 セイコーインスツルメンツ株式会社 Optical fiber filter device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597702U (en) * 1978-12-26 1980-07-07
JPS5599501U (en) * 1978-12-28 1980-07-10
JPS57150802U (en) * 1981-03-17 1982-09-21
JPS5986002A (en) * 1982-06-26 1984-05-18 アルカテル・エヌ・ブイ Variable light attenuator
JPS6094603U (en) * 1983-12-02 1985-06-27 セイコーインスツルメンツ株式会社 Optical fiber filter device

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