JPS63149459U - - Google Patents
Info
- Publication number
- JPS63149459U JPS63149459U JP4283287U JP4283287U JPS63149459U JP S63149459 U JPS63149459 U JP S63149459U JP 4283287 U JP4283287 U JP 4283287U JP 4283287 U JP4283287 U JP 4283287U JP S63149459 U JPS63149459 U JP S63149459U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- preformatted
- preformatted area
- area detection
- 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 10
- 238000001514 detection method Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4283287U JPS63149459U (nl) | 1987-03-24 | 1987-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4283287U JPS63149459U (nl) | 1987-03-24 | 1987-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63149459U true JPS63149459U (nl) | 1988-10-03 |
Family
ID=30859125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4283287U Pending JPS63149459U (nl) | 1987-03-24 | 1987-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63149459U (nl) |
-
1987
- 1987-03-24 JP JP4283287U patent/JPS63149459U/ja active Pending