JPS53131857A - Measuring device of optical fiber cut-off wavelength - Google Patents
Measuring device of optical fiber cut-off wavelengthInfo
- Publication number
- JPS53131857A JPS53131857A JP4579977A JP4579977A JPS53131857A JP S53131857 A JPS53131857 A JP S53131857A JP 4579977 A JP4579977 A JP 4579977A JP 4579977 A JP4579977 A JP 4579977A JP S53131857 A JPS53131857 A JP S53131857A
- Authority
- JP
- Japan
- Prior art keywords
- wavelength
- optical fiber
- measuring device
- fiber cut
- measuring
- 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
Links
Landscapes
- Light Guides In General And Applications Therefor (AREA)
Abstract
PURPOSE: To readily obtain cut-off wavelength without requiring processing after measurement by scanning carrier wavelengths with a white light source and a spectroscope and measuring the close field image being emitted by using a microscope, vidicon, and TV monitor.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4579977A JPS53131857A (en) | 1977-04-22 | 1977-04-22 | Measuring device of optical fiber cut-off wavelength |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4579977A JPS53131857A (en) | 1977-04-22 | 1977-04-22 | Measuring device of optical fiber cut-off wavelength |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53131857A true JPS53131857A (en) | 1978-11-17 |
Family
ID=12729310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4579977A Pending JPS53131857A (en) | 1977-04-22 | 1977-04-22 | Measuring device of optical fiber cut-off wavelength |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53131857A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61184439A (en) * | 1985-02-13 | 1986-08-18 | Hitachi Cable Ltd | Method for measuring connection length of polarization surface preservation fiber |
JP2012150002A (en) * | 2011-01-19 | 2012-08-09 | Nippon Telegr & Teleph Corp <Ntt> | Cutoff wavelength measuring method, operation mode determination method and apparatus for the methods |
-
1977
- 1977-04-22 JP JP4579977A patent/JPS53131857A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61184439A (en) * | 1985-02-13 | 1986-08-18 | Hitachi Cable Ltd | Method for measuring connection length of polarization surface preservation fiber |
JP2012150002A (en) * | 2011-01-19 | 2012-08-09 | Nippon Telegr & Teleph Corp <Ntt> | Cutoff wavelength measuring method, operation mode determination method and apparatus for the methods |
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