JPH0161610U - - Google Patents
Info
- Publication number
- JPH0161610U JPH0161610U JP15631187U JP15631187U JPH0161610U JP H0161610 U JPH0161610 U JP H0161610U JP 15631187 U JP15631187 U JP 15631187U JP 15631187 U JP15631187 U JP 15631187U JP H0161610 U JPH0161610 U JP H0161610U
- Authority
- JP
- Japan
- Prior art keywords
- reflector
- lens
- laser diode
- light
- exit side
- 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 2
- 238000005286 illumination Methods 0.000 claims 2
- 230000001678 irradiating effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図はこの考案の一実施例を示す図、第２図
はレンズアレイの分割形状を示す図、第３図は照
度分布の均一度改善効果を示す図、第４図は従来
の反射体の位置検出装置を示す図、第５図はレー
ザダイオードの作る照度分布を示す図である。
図において、１はレーザダイオード、２は電源
回路、３は集光レンズ、４はビームスプリツタ、
５は照射面、６は反射体、７は撮像レンズ、８は
固体撮像素子、９は位置検出回路、１０は方位角
信号、１１はコリメータレンズ、１２はレンズア
レイ、１３は投影レンズである。なお、各図中同
一符号は同一または相当部分を示す。
Figure 1 shows an embodiment of this invention, Figure 2 shows the divided shape of the lens array, Figure 3 shows the effect of improving the uniformity of illuminance distribution, and Figure 4 shows a conventional reflector. FIG. 5 is a diagram showing the illuminance distribution created by the laser diode. In the figure, 1 is a laser diode, 2 is a power supply circuit, 3 is a condensing lens, 4 is a beam splitter,
5 is an irradiation surface, 6 is a reflector, 7 is an imaging lens, 8 is a solid-state image sensor, 9 is a position detection circuit, 10 is an azimuth signal, 11 is a collimator lens, 12 is a lens array, and 13 is a projection lens. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
れた、照明光を照射する手段と、前記反射体を撮
像し、前記反射体の方位角を出力する手段とを備
えた反射体の位置検出装置において、前記の照明
光を照射する手段として、レーザダイオードと、
このレーザダイオードの光出力軸上に配置される
コリメータレンズと、このコリメータレンズの光
射出側に配置されるレンズアレイと、このレンズ
アレイの光射出側に配置される投影レンズとから
構成されることを特徴とする反射体の位置検出装
置。 Detecting the position of a reflector, which is disposed facing a reflector having a predetermined reflectance, and includes means for irradiating illumination light, and means for capturing an image of the reflector and outputting an azimuth of the reflector. In the apparatus, a laser diode is used as a means for irradiating the illumination light;
Consisting of a collimator lens placed on the light output axis of this laser diode, a lens array placed on the light exit side of this collimator lens, and a projection lens placed on the light exit side of this lens array. A reflector position detection device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15631187U JPH0161610U (en) | 1987-10-13 | 1987-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15631187U JPH0161610U (en) | 1987-10-13 | 1987-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0161610U true JPH0161610U (en) | 1989-04-19 |
Family
ID=31434739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15631187U Pending JPH0161610U (en) | 1987-10-13 | 1987-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0161610U (en) |
-
1987
- 1987-10-13 JP JP15631187U patent/JPH0161610U/ja active Pending
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