JPH0535488B2 - - Google Patents
Info
- Publication number
- JPH0535488B2 JPH0535488B2 JP17541585A JP17541585A JPH0535488B2 JP H0535488 B2 JPH0535488 B2 JP H0535488B2 JP 17541585 A JP17541585 A JP 17541585A JP 17541585 A JP17541585 A JP 17541585A JP H0535488 B2 JPH0535488 B2 JP H0535488B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- magnet
- objective lens
- lens
- width
- 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.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 claims description 29
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 description 15
- 239000004020 conductor Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 201000009310 astigmatism Diseases 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 238000007650 screen-printing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000003190 viscoelastic substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17541585A JPS6236742A (ja) | 1985-08-09 | 1985-08-09 | 光学式ピツクアツプ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17541585A JPS6236742A (ja) | 1985-08-09 | 1985-08-09 | 光学式ピツクアツプ装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19982289A Division JPH0748265B2 (ja) | 1989-08-01 | 1989-08-01 | 光学式ピックアップ装置のアクチュエータ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6236742A JPS6236742A (ja) | 1987-02-17 |
| JPH0535488B2 true JPH0535488B2 (enrdf_load_stackoverflow) | 1993-05-26 |
Family
ID=15995695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17541585A Granted JPS6236742A (ja) | 1985-08-09 | 1985-08-09 | 光学式ピツクアツプ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6236742A (enrdf_load_stackoverflow) |
-
1985
- 1985-08-09 JP JP17541585A patent/JPS6236742A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6236742A (ja) | 1987-02-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |