JPH0728586Y2 - 光学的情報記録再生装置 - Google Patents
光学的情報記録再生装置Info
- Publication number
- JPH0728586Y2 JPH0728586Y2 JP1984167282U JP16728284U JPH0728586Y2 JP H0728586 Y2 JPH0728586 Y2 JP H0728586Y2 JP 1984167282 U JP1984167282 U JP 1984167282U JP 16728284 U JP16728284 U JP 16728284U JP H0728586 Y2 JPH0728586 Y2 JP H0728586Y2
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- dew condensation
- information recording
- condensation sensor
- optical pickup
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title claims description 33
- 230000005494 condensation Effects 0.000 claims description 29
- 238000009833 condensation Methods 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 2
- 230000002411 adverse Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920003217 poly(methylsilsesquioxane) Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984167282U JPH0728586Y2 (ja) | 1984-11-02 | 1984-11-02 | 光学的情報記録再生装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984167282U JPH0728586Y2 (ja) | 1984-11-02 | 1984-11-02 | 光学的情報記録再生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6183119U JPS6183119U (en]) | 1986-06-02 |
| JPH0728586Y2 true JPH0728586Y2 (ja) | 1995-06-28 |
Family
ID=30725083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984167282U Expired - Lifetime JPH0728586Y2 (ja) | 1984-11-02 | 1984-11-02 | 光学的情報記録再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0728586Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2564943Y2 (ja) * | 1991-04-26 | 1998-03-11 | 日本電気ホームエレクトロニクス株式会社 | 光ヘッド装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5914149A (ja) * | 1982-07-15 | 1984-01-25 | Mitsubishi Electric Corp | 光学式情報記録再生装置 |
| JPS59112326U (ja) * | 1983-01-14 | 1984-07-28 | 日本電気株式会社 | 光学ヘツド |
-
1984
- 1984-11-02 JP JP1984167282U patent/JPH0728586Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6183119U (en]) | 1986-06-02 |
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