JPS6131385Y2 - - Google Patents
Info
- Publication number
- JPS6131385Y2 JPS6131385Y2 JP18532280U JP18532280U JPS6131385Y2 JP S6131385 Y2 JPS6131385 Y2 JP S6131385Y2 JP 18532280 U JP18532280 U JP 18532280U JP 18532280 U JP18532280 U JP 18532280U JP S6131385 Y2 JPS6131385 Y2 JP S6131385Y2
- Authority
- JP
- Japan
- Prior art keywords
- iron core
- optical system
- magnet
- fixed
- disk
- 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
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 29
- 230000003287 optical effect Effects 0.000 claims description 22
- 238000001514 detection method Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000004804 winding 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 |
|---|---|---|---|
| JP18532280U JPS6131385Y2 (de) | 1980-12-22 | 1980-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18532280U JPS6131385Y2 (de) | 1980-12-22 | 1980-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57107131U JPS57107131U (de) | 1982-07-01 |
| JPS6131385Y2 true JPS6131385Y2 (de) | 1986-09-12 |
Family
ID=29986268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18532280U Expired JPS6131385Y2 (de) | 1980-12-22 | 1980-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6131385Y2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6089839A (ja) * | 1983-10-24 | 1985-05-20 | Asahi Optical Co Ltd | 光学的情報記録再生装置における対物レンズ駆動装置のフオ−カス方向中立位置設定装置 |
-
1980
- 1980-12-22 JP JP18532280U patent/JPS6131385Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57107131U (de) | 1982-07-01 |
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