JPS6384726U - - Google Patents
Info
- Publication number
- JPS6384726U JPS6384726U JP17896986U JP17896986U JPS6384726U JP S6384726 U JPS6384726 U JP S6384726U JP 17896986 U JP17896986 U JP 17896986U JP 17896986 U JP17896986 U JP 17896986U JP S6384726 U JPS6384726 U JP S6384726U
- Authority
- JP
- Japan
- Prior art keywords
- recess
- housing
- pickup device
- conical
- optical information
- 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 6
- 238000010586 diagram Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 2
Landscapes
- Optical Head (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Description
第１図及び第２図は本考案に係る光学式情報ピ
ツクアツプ装置の筐体の寸法検査を行なうための
検査装置の各々平面図及び正面図、第３図は該検
査装置の一部をなすビデオモニタを示す図、第４
図及び第５図は該光学式情報ピツクアツプ装置を
説明するための図、第６図ａ，ｂ及び第７図は該
筐体を治具上に載置した状態を示す図、第８図な
いし第１０図は従来の光学式情報ピツクアツプ装
置を説明するための図である。
主要部分の符号の説明、１……筐体、６……ミ
ラー、２１……定板、２２……治具、２２ａ……
球状部材、２４……レーザ照射器、２５……ビデ
オカメラ、２９……ビデオモニタ。
1 and 2 are a plan view and a front view, respectively, of an inspection device for inspecting the dimensions of the casing of an optical information pickup device according to the present invention, and FIG. 3 is a video forming part of the inspection device. Diagram showing the monitor, 4th
5 and 5 are diagrams for explaining the optical information pickup device, FIGS. 6a, b, and 7 are diagrams showing the case placed on a jig, and FIGS. FIG. 10 is a diagram for explaining a conventional optical information pickup device. Explanation of symbols of main parts, 1... Housing, 6... Mirror, 21... Fixed plate, 22... Jig, 22a...
Spherical member, 24...laser irradiator, 25...video camera, 29...video monitor.
Claims (1)
情報記録媒体の記録面に照射しこの反射光を受け
て受光素子へ中継する光学系及び前記対物レンズ
を位置決めするレンズ駆動系を収容する筐体を含
む光学式情報ピツクアツプ装置であつて、前記筐
体の一主面に円錐状第１凹部と、底面が前記第１
凹部の中心軸に対して略直角な平面である第２凹
部と、前記第２凹部の底面に対して所定角度だけ
傾斜した斜面を有する第３凹部の３つの凹部が形
成されていることを特徴とする光学式情報ピツク
アツプ装置。 It includes a housing that houses an optical system that irradiates a light beam obtained from a light source onto a recording surface of an information recording medium through an objective lens, receives the reflected light, and relays it to a light receiving element, and a lens drive system that positions the objective lens. The optical information pickup device includes a conical first recess on one main surface of the housing, and a bottom surface of the housing includes a conical first recess.
Three recesses are formed: a second recess that is a plane substantially perpendicular to the central axis of the recess, and a third recess that has a slope inclined at a predetermined angle with respect to the bottom surface of the second recess. Optical information pickup device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17896986U JPS6384726U (en) | 1986-11-20 | 1986-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17896986U JPS6384726U (en) | 1986-11-20 | 1986-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6384726U true JPS6384726U (en) | 1988-06-03 |
Family
ID=31121603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17896986U Pending JPS6384726U (en) | 1986-11-20 | 1986-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6384726U (en) |
-
1986
- 1986-11-20 JP JP17896986U patent/JPS6384726U/ja active Pending
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