JPH02149120U - - Google Patents
Info
- Publication number
- JPH02149120U JPH02149120U JP5796989U JP5796989U JPH02149120U JP H02149120 U JPH02149120 U JP H02149120U JP 5796989 U JP5796989 U JP 5796989U JP 5796989 U JP5796989 U JP 5796989U JP H02149120 U JPH02149120 U JP H02149120U
- Authority
- JP
- Japan
- Prior art keywords
- optical pick
- stamper
- rotary table
- inspection device
- disk inspection
- 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.)
- Granted
Links
- 238000007689 inspection Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5796989U JP2502054Y2 (ja) | 1989-05-19 | 1989-05-19 | スタンパおよびディスクの検査装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5796989U JP2502054Y2 (ja) | 1989-05-19 | 1989-05-19 | スタンパおよびディスクの検査装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02149120U true JPH02149120U (en]) | 1990-12-19 |
| JP2502054Y2 JP2502054Y2 (ja) | 1996-06-19 |
Family
ID=31583161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5796989U Expired - Lifetime JP2502054Y2 (ja) | 1989-05-19 | 1989-05-19 | スタンパおよびディスクの検査装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2502054Y2 (en]) |
-
1989
- 1989-05-19 JP JP5796989U patent/JP2502054Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2502054Y2 (ja) | 1996-06-19 |