JPH02144123U - - Google Patents
Info
- Publication number
- JPH02144123U JPH02144123U JP5184989U JP5184989U JPH02144123U JP H02144123 U JPH02144123 U JP H02144123U JP 5184989 U JP5184989 U JP 5184989U JP 5184989 U JP5184989 U JP 5184989U JP H02144123 U JPH02144123 U JP H02144123U
- Authority
- JP
- Japan
- Prior art keywords
- optical head
- master disc
- tip
- sensor detects
- moves
- 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 9
- 238000013459 approach Methods 0.000 claims 2
- 230000002159 abnormal effect Effects 0.000 claims 1
- 229920002120 photoresistant polymer Polymers 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5184989U JPH02144123U (en]) | 1989-05-01 | 1989-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5184989U JPH02144123U (en]) | 1989-05-01 | 1989-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02144123U true JPH02144123U (en]) | 1990-12-06 |
Family
ID=31571645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5184989U Pending JPH02144123U (en]) | 1989-05-01 | 1989-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02144123U (en]) |
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1989
- 1989-05-01 JP JP5184989U patent/JPH02144123U/ja active Pending