JPH048352Y2 - - Google Patents
Info
- Publication number
- JPH048352Y2 JPH048352Y2 JP2513486U JP2513486U JPH048352Y2 JP H048352 Y2 JPH048352 Y2 JP H048352Y2 JP 2513486 U JP2513486 U JP 2513486U JP 2513486 U JP2513486 U JP 2513486U JP H048352 Y2 JPH048352 Y2 JP H048352Y2
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- light
- rotating mirror
- foreign object
- object detection
- 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 26
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Machine Tool Sensing Apparatuses (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2513486U JPH048352Y2 (en]) | 1986-02-25 | 1986-02-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2513486U JPH048352Y2 (en]) | 1986-02-25 | 1986-02-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62140352U JPS62140352U (en]) | 1987-09-04 |
JPH048352Y2 true JPH048352Y2 (en]) | 1992-03-03 |
Family
ID=30825003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2513486U Expired JPH048352Y2 (en]) | 1986-02-25 | 1986-02-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH048352Y2 (en]) |
-
1986
- 1986-02-25 JP JP2513486U patent/JPH048352Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS62140352U (en]) | 1987-09-04 |
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