JPH0178320U - - Google Patents
Info
- Publication number
- JPH0178320U JPH0178320U JP1987174895U JP17489587U JPH0178320U JP H0178320 U JPH0178320 U JP H0178320U JP 1987174895 U JP1987174895 U JP 1987174895U JP 17489587 U JP17489587 U JP 17489587U JP H0178320 U JPH0178320 U JP H0178320U
- Authority
- JP
- Japan
- Prior art keywords
- objective lenses
- light
- pickup device
- reflecting plate
- changing
- 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 5
- 239000004065 semiconductor Substances 0.000 description 2
Landscapes
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987174895U JPH0178320U (ar) | 1987-11-16 | 1987-11-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987174895U JPH0178320U (ar) | 1987-11-16 | 1987-11-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0178320U true JPH0178320U (ar) | 1989-05-26 |
Family
ID=31466725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987174895U Pending JPH0178320U (ar) | 1987-11-16 | 1987-11-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0178320U (ar) |
-
1987
- 1987-11-16 JP JP1987174895U patent/JPH0178320U/ja active Pending
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