JPS6248018U - - Google Patents
Info
- Publication number
- JPS6248018U JPS6248018U JP13978485U JP13978485U JPS6248018U JP S6248018 U JPS6248018 U JP S6248018U JP 13978485 U JP13978485 U JP 13978485U JP 13978485 U JP13978485 U JP 13978485U JP S6248018 U JPS6248018 U JP S6248018U
- Authority
- JP
- Japan
- Prior art keywords
- mounting
- objective lens
- lens
- reference surface
- flange
- 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 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Description
第１図は、本考案の光ピツクアツプ取付構造を
示す要部斜視図、第２図は、同上、拡大縦断面図
、第３図は、同上の取付調整例を示す分解斜視図
、第４図は、従来の光ピツクアツプ用対物レンズ
の拡大縦断正面図、第５図は、同上、ピツクアツ
プの取付構造を示す分解斜視図、第６図は、同上
、他の従来例の取付構造を示す縦断正面図である
。
１…鏡筒、２…鍔、３…レンズ、４…取付基準
面、５…対物レンズ、６…取付面、７…透孔、１
４…光学ブロツク。
Fig. 1 is a perspective view of essential parts showing the optical pickup mounting structure of the present invention, Fig. 2 is an enlarged longitudinal cross-sectional view of the same as above, Fig. 3 is an exploded perspective view showing an example of mounting adjustment of the same as above, and Fig. 4 5 is an exploded perspective view showing the mounting structure of the pick-up, and FIG. 6 is a longitudinal sectional front view showing the mounting structure of another conventional optical pickup. It is a diagram. 1... Lens barrel, 2... Tsuba, 3... Lens, 4... Mounting reference surface, 5... Objective lens, 6... Mounting surface, 7... Through hole, 1
4...Optical block.
Claims (1)
状の取付基準面とする鍔を形成して対物レンズを
構成し、該対物レンズの取付基準面と対向する光
学ブロツクの透孔口縁に該取付基準面と対接する
取付面を形成して、前記対物レンズを光学ブロツ
クに取付けるようにしたことを特徴とする光ピツ
クアツプ用対物レンズ取付構造。 An objective lens is constructed by forming a flange with a spherical mounting reference surface on the mounting surface side at one end of the lens barrel housing the lens, and a flange with a spherical mounting reference surface on the mounting surface side of the objective lens. 1. An objective lens mounting structure for optical pickup, characterized in that the objective lens is mounted on an optical block by forming a mounting surface that contacts the mounting reference surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13978485U JPS6248018U (en) | 1985-09-11 | 1985-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13978485U JPS6248018U (en) | 1985-09-11 | 1985-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6248018U true JPS6248018U (en) | 1987-03-25 |
Family
ID=31046014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13978485U Pending JPS6248018U (en) | 1985-09-11 | 1985-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6248018U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59223953A (en) * | 1983-06-03 | 1984-12-15 | Matsushita Electric Ind Co Ltd | Optical pickup |
-
1985
- 1985-09-11 JP JP13978485U patent/JPS6248018U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59223953A (en) * | 1983-06-03 | 1984-12-15 | Matsushita Electric Ind Co Ltd | Optical pickup |