JPS62189889U - - Google Patents
Info
- Publication number
- JPS62189889U JPS62189889U JP1986076040U JP7604086U JPS62189889U JP S62189889 U JPS62189889 U JP S62189889U JP 1986076040 U JP1986076040 U JP 1986076040U JP 7604086 U JP7604086 U JP 7604086U JP S62189889 U JPS62189889 U JP S62189889U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical member
- receiving
- receives
- laser beam
- 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
- 238000007689 inspection Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 5
- 238000011109 contamination Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986076040U JPS62189889U (zh) | 1986-05-20 | 1986-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986076040U JPS62189889U (zh) | 1986-05-20 | 1986-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62189889U true JPS62189889U (zh) | 1987-12-03 |
Family
ID=30922749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986076040U Pending JPS62189889U (zh) | 1986-05-20 | 1986-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62189889U (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01186296A (ja) * | 1988-01-19 | 1989-07-25 | Miyachi Electric Co | レーザ出射口保護ガラス板の汚れ検出装置 |
| WO2003076117A1 (en) * | 2002-03-14 | 2003-09-18 | Hitachi Zosen Corporation | Method and device for prevention of adhesion of dirt and contamination on optical parts in laser beam machine |
| JP2010240674A (ja) * | 2009-04-02 | 2010-10-28 | Ihi Corp | レーザ溶接装置及びレーザ溶接方法 |
-
1986
- 1986-05-20 JP JP1986076040U patent/JPS62189889U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01186296A (ja) * | 1988-01-19 | 1989-07-25 | Miyachi Electric Co | レーザ出射口保護ガラス板の汚れ検出装置 |
| WO2003076117A1 (en) * | 2002-03-14 | 2003-09-18 | Hitachi Zosen Corporation | Method and device for prevention of adhesion of dirt and contamination on optical parts in laser beam machine |
| US7605345B2 (en) | 2002-03-14 | 2009-10-20 | Hitachi Zosen Corporation | Method and device for prevention of adhesion of dirt and contamination on optical parts in laser beam machine |
| JP2010240674A (ja) * | 2009-04-02 | 2010-10-28 | Ihi Corp | レーザ溶接装置及びレーザ溶接方法 |
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