JPS648642U - - Google Patents
Info
- Publication number
- JPS648642U JPS648642U JP10236087U JP10236087U JPS648642U JP S648642 U JPS648642 U JP S648642U JP 10236087 U JP10236087 U JP 10236087U JP 10236087 U JP10236087 U JP 10236087U JP S648642 U JPS648642 U JP S648642U
- Authority
- JP
- Japan
- Prior art keywords
- illuminance
- light source
- aperture
- meter detector
- light
- 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
- 238000005286 illumination Methods 0.000 claims 2
- 238000005259 measurement Methods 0.000 claims 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10236087U JPS648642U (zh) | 1987-07-03 | 1987-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10236087U JPS648642U (zh) | 1987-07-03 | 1987-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS648642U true JPS648642U (zh) | 1989-01-18 |
Family
ID=31332199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10236087U Pending JPS648642U (zh) | 1987-07-03 | 1987-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS648642U (zh) |
-
1987
- 1987-07-03 JP JP10236087U patent/JPS648642U/ja active Pending