JPS61136324U - - Google Patents
Info
- Publication number
- JPS61136324U JPS61136324U JP1982685U JP1982685U JPS61136324U JP S61136324 U JPS61136324 U JP S61136324U JP 1982685 U JP1982685 U JP 1982685U JP 1982685 U JP1982685 U JP 1982685U JP S61136324 U JPS61136324 U JP S61136324U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- holder
- groove
- repulsive force
- hole
- 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 1
Landscapes
- Lens Barrels (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Description
第１図はこの考案の一実施例を示すもので、対
物レンズをホルダーに組込んだ状態の断面図、第
２図は同じく組込む前の断面図、第３図は斥力発
生部材の平面図、第４図は第２図―線の断面
図である。
図中、１…対物レンズ、２…斥力発生部材、３
…ホルダー、４…穴部、７…筒部、８…溝部、９
…横穴。
Fig. 1 shows an embodiment of this invention; Fig. 2 is a sectional view of the objective lens assembled into the holder; Fig. 2 is a sectional view of the objective lens before the holder is assembled; Fig. 3 is a plan view of the repulsive force generating member; FIG. 4 is a sectional view taken along the line of FIG. 2. In the figure, 1...objective lens, 2...repulsive force generating member, 3
…Holder, 4…Hole, 7…Cylinder, 8…Groove, 9
...side hole.
Claims (1)
物レンズの筒部外周面に溝部を設け、この溝部に
ホルダーの横穴を介して弾接し、対物レンズとホ
ルダーとの間に斥力を発生させる斥力発生部材を
装着したことを特徴とする光ピツクアツプ用対物
レンズの固定装置。 A groove is provided on the outer circumferential surface of the cylindrical part of the objective lens, which is inserted into the hole provided in the holder without any gaps, and the objective lens comes into elastic contact with this groove through the side hole of the holder, generating a repulsive force between the objective lens and the holder. A fixing device for an objective lens for optical pickup, characterized in that a member is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982685U JPS61136324U (en) | 1985-02-14 | 1985-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982685U JPS61136324U (en) | 1985-02-14 | 1985-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61136324U true JPS61136324U (en) | 1986-08-25 |
Family
ID=30509758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982685U Pending JPS61136324U (en) | 1985-02-14 | 1985-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61136324U (en) |
-
1985
- 1985-02-14 JP JP1982685U patent/JPS61136324U/ja active Pending
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