JPS6338427U - - Google Patents
Info
- Publication number
- JPS6338427U JPS6338427U JP1986130697U JP13069786U JPS6338427U JP S6338427 U JPS6338427 U JP S6338427U JP 1986130697 U JP1986130697 U JP 1986130697U JP 13069786 U JP13069786 U JP 13069786U JP S6338427 U JPS6338427 U JP S6338427U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical lens
- convex lens
- focal point
- light beam
- light
- 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 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Communication System (AREA)
Description
第１図ａは本考案に係る路車間光通信用送光器
の実施例を示す横断面図、第１図ｂは本考案に係
る実施例を示す縦断面図、第２図は本実施例の光
学系と光源との関係を示す詳細図、第３図ａは本
考案に係る実施例の光信号受信可能領域を示す概
略平面図、第３図ｂは本考案に係る実施例の光信
号受信可能領域を示す概略側面図である。
１０……送光器、１４……凸レンズ、１６……
シリンドリカルレンズ、１８……発光素子、θＨ
，θＥ……レーザビーム開き角。
FIG. 1a is a cross-sectional view showing an embodiment of a light transmitter for road-to-vehicle optical communication according to the present invention, FIG. 1b is a longitudinal sectional view showing an embodiment of the present invention, and FIG. FIG. 3a is a schematic plan view showing the optical signal receivable area of the embodiment according to the present invention, and FIG. 3b is a detailed diagram showing the optical signal reception area of the embodiment according to the present invention. FIG. 3 is a schematic side view showing a receivable area. 10... Light transmitter, 14... Convex lens, 16...
Cylindrical lens, 18... Light emitting element, θH
, θE...Laser beam opening angle.
Claims (1)
リンドリカルレンズと、前記シリンドリカルレン
ズの光線射出側に配置された凸レンズと、前記シ
リンドリカルレンズの焦点の内側でかつ前記凸レ
ンズの焦点の内側に配置されかつ光線を前記シリ
ンドリカルレンズ方向に照射する光源と、を備え
たことを特徴とした路車間光通信用送光器。 a cylindrical lens arranged so that its generatrix extends in the horizontal direction; a convex lens arranged on the light beam exit side of the cylindrical lens; and a convex lens arranged inside the focal point of the cylindrical lens and inside the focal point of the convex lens. A light transmitter for road-to-vehicle optical communication, comprising: a light source that irradiates a light beam in the direction of the cylindrical lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986130697U JPS6338427U (en) | 1986-08-27 | 1986-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986130697U JPS6338427U (en) | 1986-08-27 | 1986-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6338427U true JPS6338427U (en) | 1988-03-12 |
Family
ID=31028444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986130697U Pending JPS6338427U (en) | 1986-08-27 | 1986-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6338427U (en) |
-
1986
- 1986-08-27 JP JP1986130697U patent/JPS6338427U/ja active Pending