JPH0481225U - - Google Patents
Info
- Publication number
- JPH0481225U JPH0481225U JP12620590U JP12620590U JPH0481225U JP H0481225 U JPH0481225 U JP H0481225U JP 12620590 U JP12620590 U JP 12620590U JP 12620590 U JP12620590 U JP 12620590U JP H0481225 U JPH0481225 U JP H0481225U
- Authority
- JP
- Japan
- Prior art keywords
- light
- condenser lens
- optical disk
- incident
- angle
- 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
- 238000010586 diagram Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Optical Head (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12620590U JPH0481225U (de) | 1990-11-28 | 1990-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12620590U JPH0481225U (de) | 1990-11-28 | 1990-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481225U true JPH0481225U (de) | 1992-07-15 |
Family
ID=31873771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12620590U Pending JPH0481225U (de) | 1990-11-28 | 1990-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481225U (de) |
-
1990
- 1990-11-28 JP JP12620590U patent/JPH0481225U/ja active Pending