JPH03109224U - - Google Patents
Info
- Publication number
- JPH03109224U JPH03109224U JP1761690U JP1761690U JPH03109224U JP H03109224 U JPH03109224 U JP H03109224U JP 1761690 U JP1761690 U JP 1761690U JP 1761690 U JP1761690 U JP 1761690U JP H03109224 U JPH03109224 U JP H03109224U
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- hole
- light
- optical waveguide
- branching coupler
- 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.)
- Granted
Links
- 239000012212 insulator Substances 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000011109 contamination Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000000356 contaminant Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Insulators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1761690U JPH076569Y2 (ja) | 1990-02-23 | 1990-02-23 | 碍子汚損量測定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1761690U JPH076569Y2 (ja) | 1990-02-23 | 1990-02-23 | 碍子汚損量測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03109224U true JPH03109224U (zh) | 1991-11-11 |
JPH076569Y2 JPH076569Y2 (ja) | 1995-02-15 |
Family
ID=31520802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1761690U Expired - Lifetime JPH076569Y2 (ja) | 1990-02-23 | 1990-02-23 | 碍子汚損量測定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH076569Y2 (zh) |
-
1990
- 1990-02-23 JP JP1761690U patent/JPH076569Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH076569Y2 (ja) | 1995-02-15 |