JPH0472319U - - Google Patents
Info
- Publication number
- JPH0472319U JPH0472319U JP11151590U JP11151590U JPH0472319U JP H0472319 U JPH0472319 U JP H0472319U JP 11151590 U JP11151590 U JP 11151590U JP 11151590 U JP11151590 U JP 11151590U JP H0472319 U JPH0472319 U JP H0472319U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- optical
- optical head
- head
- erasing
- 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 11
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案の一実施例の説明するための説
明図、第２図は従来の光ヘツドの説明図である。
１……光デイスク、２……消去用の光ヘツド、
３……書き込み用の光ヘツド、４……レール、５
……トラツク、６……レーザ光。
FIG. 1 is an explanatory diagram for explaining one embodiment of the present invention, and FIG. 2 is an explanatory diagram of a conventional optical head. 1... Optical disk, 2... Optical head for erasing,
3... Optical head for writing, 4... Rail, 5
...Truck, 6...Laser light.
Claims (1)
イスクの記録面に集束するレンズを含み前記光デ
イスク面のデータの消去と書込みおよび読取りを
行う光デイスク用の光ヘツドにおいて、前記光デ
イスク用の光ヘツドの光学系を消去用と書込み用
とに分け独立に機能させることを特徴とする光デ
イスク用の光ヘツド。 The optical head for an optical disk includes a lens that focuses a laser beam from a laser device as a light source onto a recording surface of an optical disk, and erases, writes, and reads data on the surface of the optical disk. An optical head for an optical disk, characterized in that the optical system is divided into erasing and writing parts, which function independently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11151590U JPH0472319U (en) | 1990-10-24 | 1990-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11151590U JPH0472319U (en) | 1990-10-24 | 1990-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0472319U true JPH0472319U (en) | 1992-06-25 |
Family
ID=31858978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11151590U Pending JPH0472319U (en) | 1990-10-24 | 1990-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0472319U (en) |
-
1990
- 1990-10-24 JP JP11151590U patent/JPH0472319U/ja active Pending
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