JPH0233339Y2 - - Google Patents
Info
- Publication number
- JPH0233339Y2 JPH0233339Y2 JP10777482U JP10777482U JPH0233339Y2 JP H0233339 Y2 JPH0233339 Y2 JP H0233339Y2 JP 10777482 U JP10777482 U JP 10777482U JP 10777482 U JP10777482 U JP 10777482U JP H0233339 Y2 JPH0233339 Y2 JP H0233339Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- light
- dirt
- scratches
- magnetic
- 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
- 230000005236 sound signal Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 8
- 238000011179 visual inspection Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10777482U JPS5914161U (ja) | 1982-07-16 | 1982-07-16 | 磁気デイスクの傷、汚れ等の検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10777482U JPS5914161U (ja) | 1982-07-16 | 1982-07-16 | 磁気デイスクの傷、汚れ等の検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5914161U JPS5914161U (ja) | 1984-01-28 |
| JPH0233339Y2 true JPH0233339Y2 (sv) | 1990-09-07 |
Family
ID=30251697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10777482U Granted JPS5914161U (ja) | 1982-07-16 | 1982-07-16 | 磁気デイスクの傷、汚れ等の検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5914161U (sv) |
-
1982
- 1982-07-16 JP JP10777482U patent/JPS5914161U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5914161U (ja) | 1984-01-28 |
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