JPH0226121U - - Google Patents
Info
- Publication number
- JPH0226121U JPH0226121U JP10185288U JP10185288U JPH0226121U JP H0226121 U JPH0226121 U JP H0226121U JP 10185288 U JP10185288 U JP 10185288U JP 10185288 U JP10185288 U JP 10185288U JP H0226121 U JPH0226121 U JP H0226121U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- plate
- electrostrictive
- support
- driving 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
- 238000006243 chemical reaction Methods 0.000 claims description 2
Description
第１図は本考案に係る対物レンズ駆動装置の構
成を示す斜視図であり、第２図は上記対物レンズ
駆動装置の振動特性のうち周波数―ゲイン特性を
示すグラフであり、第３図は上記対物レンズ駆動
装置の振動特性のうち周波数―位相回り特性を示
すグラフである。
５……フオーカス方向用電歪変換素子板、６…
…フオーカス方向用支持板、１１……対物レンズ
。
FIG. 1 is a perspective view showing the configuration of the objective lens driving device according to the present invention, FIG. 2 is a graph showing frequency-gain characteristics among the vibration characteristics of the objective lens driving device, and FIG. 3 is a graph showing the frequency-gain characteristics of the objective lens driving device. 7 is a graph showing frequency-phase characteristics among the vibration characteristics of the objective lens driving device. 5... Focus direction electrostrictive conversion element plate, 6...
...Focus direction support plate, 11...Objective lens.
Claims (1)
れぞれ先端部において上記対物レンズを支持する
電歪変換素子板及び支持板とを備え、 上記対物レンズは、上記電歪変換素子板が歪曲
駆動することにより変位駆動されてなる対物レン
ズ駆動装置。[Claims for Utility Model Registration] An objective lens; an electrostrictive transducer plate and a support plate that are arranged parallel to each other with their base ends fixed and support the objective lens at their respective distal ends; An objective lens driving device in which the lens is driven to be displaced by driving the electrostrictive conversion element plate to distort.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988101852U JPH0722746Y2 (en) | 1988-07-30 | 1988-07-30 | Objective lens drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988101852U JPH0722746Y2 (en) | 1988-07-30 | 1988-07-30 | Objective lens drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0226121U true JPH0226121U (en) | 1990-02-21 |
| JPH0722746Y2 JPH0722746Y2 (en) | 1995-05-24 |
Family
ID=31331222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988101852U Expired - Lifetime JPH0722746Y2 (en) | 1988-07-30 | 1988-07-30 | Objective lens drive |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0722746Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0287108A (en) * | 1988-09-22 | 1990-03-28 | Matsushita Electric Ind Co Ltd | Object lens driving device for automatic focus adjustment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61134934A (en) * | 1984-12-04 | 1986-06-23 | Toshiba Corp | Object lens driving mechanism of optical recording and reproducing device |
-
1988
- 1988-07-30 JP JP1988101852U patent/JPH0722746Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61134934A (en) * | 1984-12-04 | 1986-06-23 | Toshiba Corp | Object lens driving mechanism of optical recording and reproducing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0287108A (en) * | 1988-09-22 | 1990-03-28 | Matsushita Electric Ind Co Ltd | Object lens driving device for automatic focus adjustment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0722746Y2 (en) | 1995-05-24 |