JPS63288431A - 光学式読取装置 - Google Patents
光学式読取装置Info
- Publication number
- JPS63288431A JPS63288431A JP7088888A JP7088888A JPS63288431A JP S63288431 A JPS63288431 A JP S63288431A JP 7088888 A JP7088888 A JP 7088888A JP 7088888 A JP7088888 A JP 7088888A JP S63288431 A JPS63288431 A JP S63288431A
- Authority
- JP
- Japan
- Prior art keywords
- holder
- deflection
- objective lens
- tracking control
- light spot
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 35
- 238000006073 displacement reaction Methods 0.000 abstract description 12
- 230000001939 inductive effect Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 102100025490 Slit homolog 1 protein Human genes 0.000 description 1
- 101710123186 Slit homolog 1 protein Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7088888A JPS63288431A (ja) | 1988-03-26 | 1988-03-26 | 光学式読取装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7088888A JPS63288431A (ja) | 1988-03-26 | 1988-03-26 | 光学式読取装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56043236A Division JPS57158043A (en) | 1981-03-26 | 1981-03-26 | Optical reader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63288431A true JPS63288431A (ja) | 1988-11-25 |
| JPH0542738B2 JPH0542738B2 (enrdf_load_stackoverflow) | 1993-06-29 |
Family
ID=13444516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7088888A Granted JPS63288431A (ja) | 1988-03-26 | 1988-03-26 | 光学式読取装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63288431A (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555444A (en) * | 1978-10-16 | 1980-04-23 | Hitachi Ltd | Optical pickup |
-
1988
- 1988-03-26 JP JP7088888A patent/JPS63288431A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555444A (en) * | 1978-10-16 | 1980-04-23 | Hitachi Ltd | Optical pickup |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0542738B2 (enrdf_load_stackoverflow) | 1993-06-29 |
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