JPH02146305U - - Google Patents
Info
- Publication number
- JPH02146305U JPH02146305U JP5674489U JP5674489U JPH02146305U JP H02146305 U JPH02146305 U JP H02146305U JP 5674489 U JP5674489 U JP 5674489U JP 5674489 U JP5674489 U JP 5674489U JP H02146305 U JPH02146305 U JP H02146305U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- eccentricity
- optical
- surface runout
- inspection device
- 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
- 230000003287 optical effect Effects 0.000 claims description 17
- 238000007689 inspection Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5674489U JPH02146305U (en]) | 1989-05-17 | 1989-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5674489U JPH02146305U (en]) | 1989-05-17 | 1989-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02146305U true JPH02146305U (en]) | 1990-12-12 |
Family
ID=31580842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5674489U Pending JPH02146305U (en]) | 1989-05-17 | 1989-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02146305U (en]) |
-
1989
- 1989-05-17 JP JP5674489U patent/JPH02146305U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH02146305U (en]) | ||
| JPS63191422U (en]) | ||
| JPS61152353A (ja) | 自動芯出し装置 | |
| JPH02128225U (en]) | ||
| JP3199141B2 (ja) | ドラムリード測定装置と測定方法 | |
| RU1628682C (ru) | Способ определения динамической износостойкости магнитного диска | |
| JPH02141847U (en]) | ||
| JPS647499Y2 (en]) | ||
| JPH0127174Y2 (en]) | ||
| JP2534976Y2 (ja) | 対物レンズアクチユエータ | |
| JPH042461Y2 (en]) | ||
| JP2554001Y2 (ja) | レンズ駆動装置 | |
| JPS6294204A (ja) | 回転ヘッド型磁気録画及び録音再生装置用下部シリンダのヘリカルスキャン加工装置 | |
| JPH035022Y2 (en]) | ||
| JP2526890Y2 (ja) | フロッピーディスクドライブ装置のアジマス調整機構 | |
| JPS6190024U (en]) | ||
| JPS62153622U (en]) | ||
| JPH0192960A (ja) | 情報記録再生装置 | |
| JPS63157824U (en]) | ||
| JPS62168115U (en]) | ||
| JPS63293724A (ja) | 光学ヘッド移動装置 | |
| JPH03102172U (en]) | ||
| JPH03101412U (en]) | ||
| JPH0284117U (en]) | ||
| JPS61193574U (en]) |