JPH0297651U - - Google Patents
Info
- Publication number
- JPH0297651U JPH0297651U JP635089U JP635089U JPH0297651U JP H0297651 U JPH0297651 U JP H0297651U JP 635089 U JP635089 U JP 635089U JP 635089 U JP635089 U JP 635089U JP H0297651 U JPH0297651 U JP H0297651U
- Authority
- JP
- Japan
- Prior art keywords
- spectrometer
- wavelength
- cpu
- optical oscilloscope
- light source
- 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 4
- 238000010586 diagram Methods 0.000 description 4
- 230000002123 temporal effect Effects 0.000 description 1
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
Description
第１図はこの考案による実施例の構成図、第２
図は従来技術による構成図、第３図と第４図はこ
の考案によるチヤーピング特性図、第５図は従来
技術によるチヤーピング特性図である。
１……分光器、２……光オシロスコープ、３…
…ＣＰＵ、４……分光器、５……ストリークカメ
ラ、６……ＳＩＴカメラ、７……テンポラルアナ
ライザ、８……ＣＰＵ、１０……ＬＤ光源。
Figure 1 is a configuration diagram of an embodiment according to this invention, Figure 2
This figure is a configuration diagram according to the prior art, FIGS. 3 and 4 are chirping characteristic diagrams according to this invention, and FIG. 5 is a chirping characteristic diagram according to the prior art. 1...Spectrometer, 2...Optical oscilloscope, 3...
...CPU, 4...Spectroscope, 5...Streak camera, 6...SIT camera, 7...Temporal analyzer, 8...CPU, 10...LD light source.
Claims (1)
器１と、 分光器１の出力を入力とする光オシロスコープ
２と、 光オシロスコープ２の出力を入力とするＣＰＵ
３とを備え、 分光器１の設定波長をステツプで可変し、 ＬＤ光源１０の各波長に対するパルス波形を光
オシロスコープ２で測定し、ＣＰＵ３で制御し、
チヤーピング特性を測定することを特徴とするＬ
Ｄのチヤーピング特性表示装置。[Claims for Utility Model Registration] A spectrometer 1 that separates the light emitted from the LD light source 10 onto the wavelength axis, an optical oscilloscope 2 that receives the output of the spectrometer 1 as an input, and a CPU that receives the output of the optical oscilloscope 2 as an input.
3, the set wavelength of the spectrometer 1 is varied in steps, the pulse waveform for each wavelength of the LD light source 10 is measured with the optical oscilloscope 2, and controlled by the CPU 3,
L characterized by measuring chirping characteristics
D chirping characteristic display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP635089U JPH0297651U (en) | 1989-01-23 | 1989-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP635089U JPH0297651U (en) | 1989-01-23 | 1989-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0297651U true JPH0297651U (en) | 1990-08-03 |
Family
ID=31210453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP635089U Pending JPH0297651U (en) | 1989-01-23 | 1989-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0297651U (en) |
-
1989
- 1989-01-23 JP JP635089U patent/JPH0297651U/ja active Pending
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