JPH0316042U - - Google Patents
Info
- Publication number
- JPH0316042U JPH0316042U JP7662689U JP7662689U JPH0316042U JP H0316042 U JPH0316042 U JP H0316042U JP 7662689 U JP7662689 U JP 7662689U JP 7662689 U JP7662689 U JP 7662689U JP H0316042 U JPH0316042 U JP H0316042U
- Authority
- JP
- Japan
- Prior art keywords
- light
- detected
- emitting element
- attenuation filter
- optical attenuation
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 5
- 238000002834 transmittance Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7662689U JPH0316042U (cs) | 1989-06-28 | 1989-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7662689U JPH0316042U (cs) | 1989-06-28 | 1989-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0316042U true JPH0316042U (cs) | 1991-02-18 |
Family
ID=31618266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7662689U Pending JPH0316042U (cs) | 1989-06-28 | 1989-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0316042U (cs) |
-
1989
- 1989-06-28 JP JP7662689U patent/JPH0316042U/ja active Pending
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