JPH02132209U - - Google Patents
Info
- Publication number
- JPH02132209U JPH02132209U JP4220289U JP4220289U JPH02132209U JP H02132209 U JPH02132209 U JP H02132209U JP 4220289 U JP4220289 U JP 4220289U JP 4220289 U JP4220289 U JP 4220289U JP H02132209 U JPH02132209 U JP H02132209U
- Authority
- JP
- Japan
- Prior art keywords
- entrance surface
- beam shaping
- total reflection
- reflecting surfaces
- entrance
- 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
- 238000007493 shaping process Methods 0.000 claims 3
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4220289U JPH02132209U (en, 2012) | 1989-04-11 | 1989-04-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4220289U JPH02132209U (en, 2012) | 1989-04-11 | 1989-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02132209U true JPH02132209U (en, 2012) | 1990-11-02 |
Family
ID=31553535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4220289U Pending JPH02132209U (en, 2012) | 1989-04-11 | 1989-04-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02132209U (en, 2012) |
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1989
- 1989-04-11 JP JP4220289U patent/JPH02132209U/ja active Pending