JPH0526573Y2 - - Google Patents
Info
- Publication number
- JPH0526573Y2 JPH0526573Y2 JP1988062178U JP6217888U JPH0526573Y2 JP H0526573 Y2 JPH0526573 Y2 JP H0526573Y2 JP 1988062178 U JP1988062178 U JP 1988062178U JP 6217888 U JP6217888 U JP 6217888U JP H0526573 Y2 JPH0526573 Y2 JP H0526573Y2
- Authority
- JP
- Japan
- Prior art keywords
- optical
- switching
- common port
- channel
- attenuator
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 111
- 239000013307 optical fiber Substances 0.000 description 19
- 230000008878 coupling Effects 0.000 description 12
- 238000010168 coupling process Methods 0.000 description 12
- 238000005859 coupling reaction Methods 0.000 description 12
- 238000005259 measurement Methods 0.000 description 11
- 238000012937 correction Methods 0.000 description 10
- 230000002238 attenuated effect Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988062178U JPH0526573Y2 (fr) | 1987-10-09 | 1988-05-13 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15413787 | 1987-10-09 | ||
| JP1988062178U JPH0526573Y2 (fr) | 1987-10-09 | 1988-05-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01133117U JPH01133117U (fr) | 1989-09-11 |
| JPH0526573Y2 true JPH0526573Y2 (fr) | 1993-07-06 |
Family
ID=31718264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988062178U Expired - Lifetime JPH0526573Y2 (fr) | 1987-10-09 | 1988-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0526573Y2 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7298538B2 (en) * | 2004-07-20 | 2007-11-20 | Neptec Optical Solutions, Inc. | Rotary optical switch |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS548455B2 (fr) * | 1974-07-10 | 1979-04-16 | ||
| JPS56161501A (en) * | 1980-05-19 | 1981-12-11 | Fujitsu Ltd | Light variable attenuator |
| JPS60111229A (ja) * | 1983-11-21 | 1985-06-17 | Kokusai Denshin Denwa Co Ltd <Kdd> | 出力安定化光スイツチ |
| JPS61186920A (ja) * | 1985-02-15 | 1986-08-20 | Anritsu Corp | 光切換装置 |
| JPS6211822A (ja) * | 1985-07-09 | 1987-01-20 | Hamamatsu Photonics Kk | 光減衰装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS548455U (fr) * | 1977-06-20 | 1979-01-20 | ||
| JPS60110820U (ja) * | 1983-12-27 | 1985-07-27 | 日本電気株式会社 | 外部制御式可変光減衰器 |
-
1988
- 1988-05-13 JP JP1988062178U patent/JPH0526573Y2/ja not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS548455B2 (fr) * | 1974-07-10 | 1979-04-16 | ||
| JPS56161501A (en) * | 1980-05-19 | 1981-12-11 | Fujitsu Ltd | Light variable attenuator |
| JPS60111229A (ja) * | 1983-11-21 | 1985-06-17 | Kokusai Denshin Denwa Co Ltd <Kdd> | 出力安定化光スイツチ |
| JPS61186920A (ja) * | 1985-02-15 | 1986-08-20 | Anritsu Corp | 光切換装置 |
| JPS6211822A (ja) * | 1985-07-09 | 1987-01-20 | Hamamatsu Photonics Kk | 光減衰装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01133117U (fr) | 1989-09-11 |
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