JPH03102114U - - Google Patents
Info
- Publication number
- JPH03102114U JPH03102114U JP896890U JP896890U JPH03102114U JP H03102114 U JPH03102114 U JP H03102114U JP 896890 U JP896890 U JP 896890U JP 896890 U JP896890 U JP 896890U JP H03102114 U JPH03102114 U JP H03102114U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- disc
- playback device
- light source
- optical disc
- 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 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Head (AREA)
Description
第１図は光学式デイスク再生装置のピツクアツ
プ部の概略図、第２図はピツクアツプのデイスク
への集光部の詳細断面図、第３図はレンズホルダ
を取り外した場合の斜視図、第４図は再生装置全
体の斜視図、第５図はその他の実施例のタイブツ
レンズの断面図、第６図はその他の実施例のタイ
ブツレンズとコイルホルダの斜視図である。
１……ピツクアツプ、２……デイスク、３……
受光素子、４……タイブツレンズ、５……タイブ
ツレンズホルダ、６……コイルホルダ、７……マ
グネツト、８……シヤーシ、９……窓、１０……
ネジを有するタイブツレンズ、１１……Ｌ字溝を
有するコイルホルダ、１２……凸部を有するタイ
ブツレンズ。
Fig. 1 is a schematic diagram of the pickup section of the optical disc playback device, Fig. 2 is a detailed cross-sectional view of the pickup's light condensing section on the disc, Fig. 3 is a perspective view with the lens holder removed, and Fig. 4 5 is a perspective view of the entire reproduction device, FIG. 5 is a sectional view of a Taibutsu lens of another embodiment, and FIG. 6 is a perspective view of a Taibutsu lens and a coil holder of another embodiment. 1...Pickup, 2...Disk, 3...
Light receiving element, 4...Tybutsu lens, 5...Taibutsu lens holder, 6...Coil holder, 7...Magnet, 8...Chassis, 9...Window, 10...
11... A coil holder having an L-shaped groove, 12... A Taibutsu lens having a convex portion.
Claims (1)
上に集光することにより該デイスク上の信号を読
み取り、もしくは記録する光学的デイスク再生装
置においてデイスクに集光するレンズを容易に着
脱、交換可能にすることを特徴とする光学式デイ
スク再生装置。 In an optical disc playback device that has a light source and reads or records signals on the disc by focusing the light source onto the disc using a lens, the lens that focuses the light on the disc can be easily attached/detached and replaced. An optical disc playback device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP896890U JPH03102114U (en) | 1990-02-02 | 1990-02-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP896890U JPH03102114U (en) | 1990-02-02 | 1990-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03102114U true JPH03102114U (en) | 1991-10-24 |
Family
ID=31512578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP896890U Pending JPH03102114U (en) | 1990-02-02 | 1990-02-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03102114U (en) |
-
1990
- 1990-02-02 JP JP896890U patent/JPH03102114U/ja active Pending
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