JPH0431414U - - Google Patents
Info
- Publication number
- JPH0431414U JPH0431414U JP7406190U JP7406190U JPH0431414U JP H0431414 U JPH0431414 U JP H0431414U JP 7406190 U JP7406190 U JP 7406190U JP 7406190 U JP7406190 U JP 7406190U JP H0431414 U JPH0431414 U JP H0431414U
- Authority
- JP
- Japan
- Prior art keywords
- optical component
- head housing
- adhesive plate
- optical
- optical head
- 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 8
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims 2
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Head (AREA)
Description
第１図は本考案の一実施例を示す平面図、第２
図は第１図に示したＡ−Ａ′線で切断した断面図
である。
１……光ヘツド筺体、２……レーザ発振器、３
……コリメータレンズ、４……ビーム整形プリズ
ム、５……ビームスプリツタ、６……対物レンズ
、７……アクチユエータ、８……接着板、９……
取付けピン、１０……凹部。
Fig. 1 is a plan view showing one embodiment of the present invention;
The figure is a sectional view taken along the line AA' shown in FIG. 1... Optical head housing, 2... Laser oscillator, 3
... Collimator lens, 4 ... Beam shaping prism, 5 ... Beam splitter, 6 ... Objective lens, 7 ... Actuator, 8 ... Adhesive plate, 9 ...
Mounting pin, 10... recess.
Claims (1)
筺体において、前記光学部品の材料とほぼ等しい
熱膨張係数の材料で形成されて前記光学部品を接
着固定する接着板と、前記光ヘツド筺体の内部表
面の前記光学部品が配設される位置に前記接着板
よりも大きく設けられた凹部とを備え、前記凹部
に前記接着板を取付けてなることを特徴とする光
ヘツド筺体。 In an optical head housing in which an optical component is adhesively fixed with an adhesive, an adhesive plate for adhesively fixing the optical component and made of a material having a coefficient of thermal expansion substantially equal to that of the material of the optical component, and an interior of the optical head housing. An optical head housing comprising: a recess larger than the adhesive plate provided on the surface at a position where the optical component is disposed, and the adhesive plate is attached to the recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7406190U JPH0431414U (en) | 1990-07-12 | 1990-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7406190U JPH0431414U (en) | 1990-07-12 | 1990-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0431414U true JPH0431414U (en) | 1992-03-13 |
Family
ID=31613425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7406190U Pending JPH0431414U (en) | 1990-07-12 | 1990-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431414U (en) |
-
1990
- 1990-07-12 JP JP7406190U patent/JPH0431414U/ja active Pending