JPS6124823U - Semiconductor laser beam multiplexing device - Google Patents
Semiconductor laser beam multiplexing deviceInfo
- Publication number
- JPS6124823U JPS6124823U JP10823984U JP10823984U JPS6124823U JP S6124823 U JPS6124823 U JP S6124823U JP 10823984 U JP10823984 U JP 10823984U JP 10823984 U JP10823984 U JP 10823984U JP S6124823 U JPS6124823 U JP S6124823U
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- laser beam
- optical system
- system unit
- multiplexing device
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【図面の簡単な説明】
第１図は従来のマルチビーム形の光記録再生装置の光学
系を示す概要図、第２図はこの考案の一実施例である半
導体レーザ光束台波装置の部分を裁断面で示した光学系
の光路図である。
図中、１１は再生・記録用（記録専用）の半導体レーザ
光源、１２は再生専用の半導体レーザ光源、１３，１４
はコリメータレンズ対、１５は光学系ユニット、１６は
合波プリズムを示す。[Brief Description of the Drawings] Fig. 1 is a schematic diagram showing the optical system of a conventional multi-beam type optical recording/reproducing device, and Fig. 2 shows a portion of a semiconductor laser beam platform wave device which is an embodiment of this invention. FIG. 3 is an optical path diagram of the optical system shown in a cut plane. In the figure, 11 is a semiconductor laser light source for reproduction/recording (recording only), 12 is a semiconductor laser light source for reproduction only, 13, 14
15 is a collimator lens pair, 15 is an optical system unit, and 16 is a combining prism.
Claims (1)
固着するための貫通孔を備えた光学系ユニットに対して
前記光学系ユニットから出射された２つ以上の光束を所
定の方向に偏光する合波プリズムを固定し、前記光学系
ユニットを合波プリズムの熱膨張係数に近い材料で、か
つ、熱伝導性の高い材料で形成したことを特徴とする半
導体レーザ光束合波装置。Combining that polarizes two or more light beams emitted from an optical system unit in a predetermined direction to an optical system unit that includes two or more semiconductor laser light sources and a through hole for fixing a collimator lens pair. 1. A semiconductor laser beam combining device, characterized in that a prism is fixed, and the optical system unit is made of a material having a coefficient of thermal expansion close to that of the combining prism and a material having high thermal conductivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10823984U JPS6124823U (en) | 1984-07-19 | 1984-07-19 | Semiconductor laser beam multiplexing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10823984U JPS6124823U (en) | 1984-07-19 | 1984-07-19 | Semiconductor laser beam multiplexing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6124823U true JPS6124823U (en) | 1986-02-14 |
| JPH0433550Y2 JPH0433550Y2 (en) | 1992-08-11 |
Family
ID=30667444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10823984U Granted JPS6124823U (en) | 1984-07-19 | 1984-07-19 | Semiconductor laser beam multiplexing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6124823U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01178142A (en) * | 1988-01-07 | 1989-07-14 | Fuji Xerox Co Ltd | Optical head |
| US7088645B2 (en) | 1997-07-11 | 2006-08-08 | Ricoh Company, Ltd. | Optical pickup apparatus compatible with different types of optical recording mediums |
-
1984
- 1984-07-19 JP JP10823984U patent/JPS6124823U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01178142A (en) * | 1988-01-07 | 1989-07-14 | Fuji Xerox Co Ltd | Optical head |
| US7088645B2 (en) | 1997-07-11 | 2006-08-08 | Ricoh Company, Ltd. | Optical pickup apparatus compatible with different types of optical recording mediums |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0433550Y2 (en) | 1992-08-11 |
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