JPH0394622U - - Google Patents
Info
- Publication number
- JPH0394622U JPH0394622U JP42690U JP42690U JPH0394622U JP H0394622 U JPH0394622 U JP H0394622U JP 42690 U JP42690 U JP 42690U JP 42690 U JP42690 U JP 42690U JP H0394622 U JPH0394622 U JP H0394622U
- Authority
- JP
- Japan
- Prior art keywords
- position detection
- displacing
- laser beam
- accordance
- signal obtained
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Description
第１図は、本考案の１実施例を説明するための
図である。
１…レーザービーム、３…第１のコーナーキユ
ーブ、４…第２のコーナーキユーブ、６…ビーム
スプリツター、７…光位置検出素子。
FIG. 1 is a diagram for explaining one embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Laser beam, 3... First corner cube, 4... Second corner cube, 6... Beam splitter, 7... Optical position detection element.
Claims (1)
てレーザービームの照射位置を調整する装置であ
つて、 レーザービームの光路上に順次配備された第１
及び第２のコーナーキエーブと、 照射位置近傍に配備されたビームスプリツター
と、このビームスプリツターにより分離された一
方のレーザービームを受光し、その受光位置を互
いに直交する２方向に関して検出する光位置検出
素子と、 この光位置検出素子から一方の方向に関して得
られる位置検出信号に応じて、上記第１のコーナ
ーキユーブを所定方向へ変位させる第１の変位手
段と、 上記光位置検出素子から他方の方向に関して得
られる位置検出信号に応じて、上記第２のコーナ
ーキユーブを所定方向へ変位させる第２の変位手
段とを有することを特徴とする、レーザービーム
照射位置調整装置。[Claims for Utility Model Registration] A device for adjusting the irradiation position of a laser beam by displacing the laser beam in parallel to the beam optical axis, the device comprising:
and a second corner chiave, a beam splitter placed near the irradiation position, and a light beam that receives one of the laser beams separated by the beam splitter and detects the receiving position in two directions perpendicular to each other. a position detection element; a first displacement means for displacing the first corner cube in a predetermined direction in accordance with a position detection signal obtained in one direction from the optical position detection element; A laser beam irradiation position adjustment device comprising: second displacement means for displacing the second corner cube in a predetermined direction in accordance with a position detection signal obtained in the other direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP42690U JPH0394622U (en) | 1990-01-08 | 1990-01-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP42690U JPH0394622U (en) | 1990-01-08 | 1990-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0394622U true JPH0394622U (en) | 1991-09-26 |
Family
ID=31504373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP42690U Pending JPH0394622U (en) | 1990-01-08 | 1990-01-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0394622U (en) |
-
1990
- 1990-01-08 JP JP42690U patent/JPH0394622U/ja active Pending