JPS5245348A - Optical fiber - Google Patents

Optical fiber

Info

Publication number
JPS5245348A
JPS5245348A JP12090975A JP12090975A JPS5245348A JP S5245348 A JPS5245348 A JP S5245348A JP 12090975 A JP12090975 A JP 12090975A JP 12090975 A JP12090975 A JP 12090975A JP S5245348 A JPS5245348 A JP S5245348A
Authority
JP
Japan
Prior art keywords
optical fiber
silica
refreaction
accomplished
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
JP12090975A
Other languages
Japanese (ja)
Inventor
Akira Mita
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.)
Nippon Selfoc Co Ltd
Original Assignee
Nippon Selfoc Co 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 Nippon Selfoc Co Ltd filed Critical Nippon Selfoc Co Ltd
Priority to JP12090975A priority Critical patent/JPS5245348A/en
Publication of JPS5245348A publication Critical patent/JPS5245348A/en
Pending legal-status Critical Current

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Abstract

PURPOSE:To provide an optical fiber with the linear expansion coefficient being constant, the core being of high index of refreaction and the loss and dispersion characteristics being improved; this being accomplished by forming the inner and outer layers with silica and silica and silica containing specific metal oxides, respectively.
JP12090975A 1975-10-07 1975-10-07 Optical fiber Pending JPS5245348A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12090975A JPS5245348A (en) 1975-10-07 1975-10-07 Optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12090975A JPS5245348A (en) 1975-10-07 1975-10-07 Optical fiber

Publications (1)

Publication Number Publication Date
JPS5245348A true JPS5245348A (en) 1977-04-09

Family

ID=14797989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12090975A Pending JPS5245348A (en) 1975-10-07 1975-10-07 Optical fiber

Country Status (1)

Country Link
JP (1) JPS5245348A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5249849A (en) * 1975-10-15 1977-04-21 Jenaer Glaswerk Schott & Gen Photoconductive fiber having variable refractive index for communication transmission
JPS58201618A (en) * 1982-05-20 1983-11-24 Idemitsu Petrochem Co Ltd Method and device for preparation of biaxially elongated film by tubular method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5249849A (en) * 1975-10-15 1977-04-21 Jenaer Glaswerk Schott & Gen Photoconductive fiber having variable refractive index for communication transmission
JPS58201618A (en) * 1982-05-20 1983-11-24 Idemitsu Petrochem Co Ltd Method and device for preparation of biaxially elongated film by tubular method
JPH0224207B2 (en) * 1982-05-20 1990-05-28 Idemitsu Petrochemical Co

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