JPS6442447U - - Google Patents
Info
- Publication number
- JPS6442447U JPS6442447U JP13811087U JP13811087U JPS6442447U JP S6442447 U JPS6442447 U JP S6442447U JP 13811087 U JP13811087 U JP 13811087U JP 13811087 U JP13811087 U JP 13811087U JP S6442447 U JPS6442447 U JP S6442447U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- scratch
- pulse
- disk inspection
- jumping
- 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 6
- 238000007689 inspection Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 230000009191 jumping Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13811087U JPS6442447U (enrdf_load_stackoverflow) | 1987-09-09 | 1987-09-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13811087U JPS6442447U (enrdf_load_stackoverflow) | 1987-09-09 | 1987-09-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6442447U true JPS6442447U (enrdf_load_stackoverflow) | 1989-03-14 |
Family
ID=31400143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13811087U Pending JPS6442447U (enrdf_load_stackoverflow) | 1987-09-09 | 1987-09-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6442447U (enrdf_load_stackoverflow) |
-
1987
- 1987-09-09 JP JP13811087U patent/JPS6442447U/ja active Pending
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