JPS623729Y2 - - Google Patents
Info
- Publication number
- JPS623729Y2 JPS623729Y2 JP8632382U JP8632382U JPS623729Y2 JP S623729 Y2 JPS623729 Y2 JP S623729Y2 JP 8632382 U JP8632382 U JP 8632382U JP 8632382 U JP8632382 U JP 8632382U JP S623729 Y2 JPS623729 Y2 JP S623729Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical fiber
- optical fibers
- diameter optical
- differential amplifier
- 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
Links
- 239000013307 optical fiber Substances 0.000 claims description 57
- 239000002245 particle Substances 0.000 claims description 15
- 238000001228 spectrum Methods 0.000 claims description 7
- 230000001678 irradiating effect Effects 0.000 claims 1
- 239000000843 powder Substances 0.000 description 16
- 239000008187 granular material Substances 0.000 description 13
- 239000003245 coal Substances 0.000 description 7
- 238000005286 illumination Methods 0.000 description 7
- 239000000523 sample Substances 0.000 description 6
- 239000004568 cement Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8632382U JPS58187768U (ja) | 1982-06-10 | 1982-06-10 | 粒子速度計測装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8632382U JPS58187768U (ja) | 1982-06-10 | 1982-06-10 | 粒子速度計測装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58187768U JPS58187768U (ja) | 1983-12-13 |
JPS623729Y2 true JPS623729Y2 (enrdf_load_stackoverflow) | 1987-01-28 |
Family
ID=30095142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8632382U Granted JPS58187768U (ja) | 1982-06-10 | 1982-06-10 | 粒子速度計測装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58187768U (enrdf_load_stackoverflow) |
-
1982
- 1982-06-10 JP JP8632382U patent/JPS58187768U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58187768U (ja) | 1983-12-13 |
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