JPH01124550U - - Google Patents
Info
- Publication number
- JPH01124550U JPH01124550U JP1855288U JP1855288U JPH01124550U JP H01124550 U JPH01124550 U JP H01124550U JP 1855288 U JP1855288 U JP 1855288U JP 1855288 U JP1855288 U JP 1855288U JP H01124550 U JPH01124550 U JP H01124550U
- Authority
- JP
- Japan
- Prior art keywords
- light
- fan
- pattern
- optical sensors
- receiving surface
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002050 diffraction method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1855288U JPH0623921Y2 (ja) | 1988-02-15 | 1988-02-15 | リングディテクタ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1855288U JPH0623921Y2 (ja) | 1988-02-15 | 1988-02-15 | リングディテクタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01124550U true JPH01124550U (en, 2012) | 1989-08-24 |
| JPH0623921Y2 JPH0623921Y2 (ja) | 1994-06-22 |
Family
ID=31233302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1855288U Expired - Lifetime JPH0623921Y2 (ja) | 1988-02-15 | 1988-02-15 | リングディテクタ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0623921Y2 (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06117825A (ja) * | 1992-07-20 | 1994-04-28 | Natl Aerospace Lab | 細い線の径あるいは幅を測定する装置 |
| JP2002310884A (ja) * | 2001-04-06 | 2002-10-23 | Horiba Ltd | 散乱式粒子径分布測定装置 |
-
1988
- 1988-02-15 JP JP1855288U patent/JPH0623921Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06117825A (ja) * | 1992-07-20 | 1994-04-28 | Natl Aerospace Lab | 細い線の径あるいは幅を測定する装置 |
| JP2002310884A (ja) * | 2001-04-06 | 2002-10-23 | Horiba Ltd | 散乱式粒子径分布測定装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0623921Y2 (ja) | 1994-06-22 |