JPS61199728U - - Google Patents
Info
- Publication number
- JPS61199728U JPS61199728U JP8165785U JP8165785U JPS61199728U JP S61199728 U JPS61199728 U JP S61199728U JP 8165785 U JP8165785 U JP 8165785U JP 8165785 U JP8165785 U JP 8165785U JP S61199728 U JPS61199728 U JP S61199728U
- Authority
- JP
- Japan
- Prior art keywords
- pickup device
- beam splitter
- optical pickup
- diffraction grating
- laser
- 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 7
- 238000010586 diagram Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8165785U JPS61199728U (sv) | 1985-05-30 | 1985-05-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8165785U JPS61199728U (sv) | 1985-05-30 | 1985-05-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61199728U true JPS61199728U (sv) | 1986-12-13 |
Family
ID=30628641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8165785U Pending JPS61199728U (sv) | 1985-05-30 | 1985-05-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61199728U (sv) |
-
1985
- 1985-05-30 JP JP8165785U patent/JPS61199728U/ja active Pending