JPS6322611U - - Google Patents
Info
- Publication number
- JPS6322611U JPS6322611U JP11360386U JP11360386U JPS6322611U JP S6322611 U JPS6322611 U JP S6322611U JP 11360386 U JP11360386 U JP 11360386U JP 11360386 U JP11360386 U JP 11360386U JP S6322611 U JPS6322611 U JP S6322611U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- position detection
- support plate
- housing
- light
- 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 9
- 238000001514 detection method Methods 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案に係る光ピツクアツプ装置の第
１の実施例の概略構成図、第２図は支持板上の位
置関係図、第３図および第４図は位置検出素子の
入射光束位置と入射光量との関係図、第５図は本
考案に係る光ピツクアツプ装置の第２の実施例の
概略構成図、第６図は本考案に係る光ピツクアツ
プ装置の第３の実施例の概略構成図、第７図は本
考案に係る光ピツクアツプ装置の第４の実施例の
概略構成図、第８図は本考案に係る光ピツクアツ
プ装置の第５の実施例の概略構成図、第９図は従
来の光ピツクアツプ装置の概略構成図である。
５……対物レンズ、９……支持板、１０……ハ
ウジング、１２……発光ダイオード、１３……ア
パーチヤ、１４……位置検出素子。
FIG. 1 is a schematic configuration diagram of the first embodiment of the optical pickup device according to the present invention, FIG. 2 is a diagram of the positional relationship on the support plate, and FIGS. 5 is a schematic diagram of the second embodiment of the optical pickup device according to the present invention, and FIG. 6 is a schematic diagram of the third embodiment of the optical pickup device according to the present invention. , FIG. 7 is a schematic diagram of the fourth embodiment of the optical pickup device according to the present invention, FIG. 8 is a schematic diagram of the fifth embodiment of the optical pickup device according to the present invention, and FIG. 9 is a diagram of the conventional optical pickup device. 1 is a schematic configuration diagram of an optical pickup device of FIG. 5... Objective lens, 9... Support plate, 10... Housing, 12... Light emitting diode, 13... Aperture, 14... Position detection element.
Claims (1)
録媒体に照射して情報の記録再生を行なうように
した光ピツクアツプ装置において、上記対物レン
ズをハウジングに回転自在に支持された支持板に
取り付け、上記ハウジングおよび支持板に、位置
検出用の光を照射する光源と、上記位置検出用の
光を受光する位置検出素子とを適宜設け、これに
より上記対物レンズの位置検出を行なうようにし
たことを特徴とする光ピツクアツプ装置。 In an optical pickup device that records and reproduces information by condensing a laser beam using an objective lens and irradiating it onto an information recording medium, the objective lens is attached to a support plate that is rotatably supported by a housing, and the above-mentioned A light source that irradiates light for position detection and a position detection element that receives the light for position detection are appropriately provided on the housing and the support plate, thereby detecting the position of the objective lens. Optical pick-up device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11360386U JPS6322611U (en) | 1986-07-24 | 1986-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11360386U JPS6322611U (en) | 1986-07-24 | 1986-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6322611U true JPS6322611U (en) | 1988-02-15 |
Family
ID=30995563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11360386U Pending JPS6322611U (en) | 1986-07-24 | 1986-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6322611U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62246151A (en) * | 1986-04-18 | 1987-10-27 | Asahi Optical Co Ltd | Optical pickup |
-
1986
- 1986-07-24 JP JP11360386U patent/JPS6322611U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62246151A (en) * | 1986-04-18 | 1987-10-27 | Asahi Optical Co Ltd | Optical pickup |
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