JPH02128218U - - Google Patents
Info
- Publication number
- JPH02128218U JPH02128218U JP3360889U JP3360889U JPH02128218U JP H02128218 U JPH02128218 U JP H02128218U JP 3360889 U JP3360889 U JP 3360889U JP 3360889 U JP3360889 U JP 3360889U JP H02128218 U JPH02128218 U JP H02128218U
- Authority
- JP
- Japan
- Prior art keywords
- photodetector
- head device
- center part
- hole
- reflected light
- 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
Landscapes
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3360889U JPH02128218U (de) | 1989-03-24 | 1989-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3360889U JPH02128218U (de) | 1989-03-24 | 1989-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02128218U true JPH02128218U (de) | 1990-10-23 |
Family
ID=31537401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3360889U Pending JPH02128218U (de) | 1989-03-24 | 1989-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02128218U (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7315504B2 (en) | 2002-03-20 | 2008-01-01 | Sharp Kabushiki Kaisha | Optical pickup apparatus and manufacturing method thereof |
| JP2012226920A (ja) * | 2011-04-18 | 2012-11-15 | Panasonic Corp | 配線ダクト接続装置 |
-
1989
- 1989-03-24 JP JP3360889U patent/JPH02128218U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7315504B2 (en) | 2002-03-20 | 2008-01-01 | Sharp Kabushiki Kaisha | Optical pickup apparatus and manufacturing method thereof |
| JP2012226920A (ja) * | 2011-04-18 | 2012-11-15 | Panasonic Corp | 配線ダクト接続装置 |