JPS6412221U - - Google Patents
Info
- Publication number
- JPS6412221U JPS6412221U JP10400687U JP10400687U JPS6412221U JP S6412221 U JPS6412221 U JP S6412221U JP 10400687 U JP10400687 U JP 10400687U JP 10400687 U JP10400687 U JP 10400687U JP S6412221 U JPS6412221 U JP S6412221U
- Authority
- JP
- Japan
- Prior art keywords
- transparent plate
- laser
- light
- plate
- semiconductor substrate
- 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
- 239000004065 semiconductor Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Optical Head (AREA)
Description
第１図及び第２図は本考案を普通の光デイスク
用光ピツクアツプに適用した一つの実施例を示す
もので、第１図は断面図、第２図は半導体基板の
平面図、第３図は第１図及び第２図に示した光ピ
ツクアツプの製造方法の一例を説明する斜視図、
第４図は本考案を光磁気デイスク用光ピツクアツ
プに適用した実施例を示す断面図、第５図は第４
図に示した光ピツクアツプの変形例を示す断面図
、第６図は従来例の構成図である。
符号の説明、１……半導体基板、２１，２２…
…信号光検知用フオトデテクタ、５，５′，５″
，１５……透明板、６……ハーフミラー膜、８…
…サブマウント板、１１……レーザ。
1 and 2 show one embodiment in which the present invention is applied to an optical pickup for ordinary optical disks, in which FIG. 1 is a sectional view, FIG. 2 is a plan view of a semiconductor substrate, and FIG. is a perspective view illustrating an example of a method for manufacturing the optical pickup shown in FIGS. 1 and 2;
FIG. 4 is a sectional view showing an embodiment in which the present invention is applied to an optical pickup for a magneto-optical disk, and FIG.
FIG. 6 is a sectional view showing a modified example of the optical pickup shown in the figure, and FIG. 6 is a configuration diagram of a conventional example. Explanation of symbols, 1...Semiconductor substrate, 2 1 , 2 2 ...
...Photodetector for signal light detection, 5, 5', 5''
, 15...transparent plate, 6...half mirror film, 8...
...Submount plate, 11...Laser.
Claims (1)
れた半導体基板と、 上記半導体基板上に積み重ねられた透明板と、 上記透明板上に積み重ねられたサブマウント板
と、 上記サブマウント板にマウントされ上記透明板
の表面に対して斜めにレーザ光を照射するレーザ
と、 を少なくとも備え、 上記透明板にはレーザから斜めに照射されたレ
ーザ光を記録媒体側に反射し該記録媒体から透明
板へ向う戻り光を透過させるハーフミラー膜を形
成し、 上記ハーフミラー膜を透過したレーザ光が上記
透明板内にて上記各信号光検知用フオトデテクタ
に導光されるようにしてなる ことを特徴とする光ピツクアツプ。[Scope of Claim for Utility Model Registration] A semiconductor substrate on which a photodetector for detecting signal light is formed; a transparent plate stacked on the semiconductor substrate; a submount plate stacked on the transparent plate; a laser mounted on a submount plate and irradiating a laser beam obliquely onto the surface of the transparent plate; the transparent plate reflects the laser beam irradiated obliquely from the laser toward the recording medium, A half-mirror film is formed that transmits return light from the recording medium toward the transparent plate, and the laser light transmitted through the half-mirror film is guided to the photodetector for detecting each signal light within the transparent plate. A light pick-up that is characterized by
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10400687U JPS6412221U (en) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10400687U JPS6412221U (en) | 1987-07-07 | 1987-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6412221U true JPS6412221U (en) | 1989-01-23 |
Family
ID=31335341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10400687U Pending JPS6412221U (en) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6412221U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003016683A (en) * | 2001-06-29 | 2003-01-17 | Ricoh Co Ltd | Optical pickup device, method of forming laminated optical element and optical disk driver |
| US7558161B2 (en) | 2004-06-01 | 2009-07-07 | Samsung Electro-Mechanics Co., Ltd | Integrated optical system and method of manufacturing the same and information recording and/or reproducing apparatus using the integrated optical system |
-
1987
- 1987-07-07 JP JP10400687U patent/JPS6412221U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003016683A (en) * | 2001-06-29 | 2003-01-17 | Ricoh Co Ltd | Optical pickup device, method of forming laminated optical element and optical disk driver |
| US7558161B2 (en) | 2004-06-01 | 2009-07-07 | Samsung Electro-Mechanics Co., Ltd | Integrated optical system and method of manufacturing the same and information recording and/or reproducing apparatus using the integrated optical system |