JPH048351Y2 - - Google Patents
Info
- Publication number
- JPH048351Y2 JPH048351Y2 JP2513286U JP2513286U JPH048351Y2 JP H048351 Y2 JPH048351 Y2 JP H048351Y2 JP 2513286 U JP2513286 U JP 2513286U JP 2513286 U JP2513286 U JP 2513286U JP H048351 Y2 JPH048351 Y2 JP H048351Y2
- Authority
- JP
- Japan
- Prior art keywords
- foreign object
- object detection
- light
- mirror
- rotating
- 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
- 238000001514 detection method Methods 0.000 claims description 46
- 230000003287 optical effect Effects 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Machine Tool Sensing Apparatuses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2513286U JPH048351Y2 (fr) | 1986-02-25 | 1986-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2513286U JPH048351Y2 (fr) | 1986-02-25 | 1986-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62140351U JPS62140351U (fr) | 1987-09-04 |
| JPH048351Y2 true JPH048351Y2 (fr) | 1992-03-03 |
Family
ID=30824999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2513286U Expired JPH048351Y2 (fr) | 1986-02-25 | 1986-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH048351Y2 (fr) |
-
1986
- 1986-02-25 JP JP2513286U patent/JPH048351Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62140351U (fr) | 1987-09-04 |
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