JPH03109079U - - Google Patents
Info
- Publication number
- JPH03109079U JPH03109079U JP1640190U JP1640190U JPH03109079U JP H03109079 U JPH03109079 U JP H03109079U JP 1640190 U JP1640190 U JP 1640190U JP 1640190 U JP1640190 U JP 1640190U JP H03109079 U JPH03109079 U JP H03109079U
- Authority
- JP
- Japan
- Prior art keywords
- detection area
- light
- case
- passage path
- detection
- 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 9
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
図は本考案の好適な実施例を示す断面図である
。
２……ケース、４……検出物体、６……検出体
通過路、８……検出エリア、１０……光路、１２
……発光素子、１４……曲面反射体、１６……多
面反射体、１８……取付穴、２０……受光素子、
２２……面取り加工。
The figure is a sectional view showing a preferred embodiment of the present invention. 2... Case, 4... Detection object, 6... Detection object passage path, 8... Detection area, 10... Light path, 12
... Light emitting element, 14 ... Curved reflector, 16 ... Multifaceted reflector, 18 ... Mounting hole, 20 ... Light receiving element,
22... Chamfering processing.
Claims (1)
６に周囲が囲まれた検出エリア８を設け、前記ケ
ース２に、前記検出エリア８に発光素子１２の光
を導く光路１０を設け、前記検出エリア８の壁面
に該エリア８に入光する光を乱反射させる全反射
体を配置し、前記検出エリア８に受光素子２０を
対面配置したことを特徴とする光反射型センサ。 A detection object passage path 6 is formed in the case 2, a detection area 8 surrounded by the passage path 6 is provided, and an optical path 10 is provided in the case 2 to guide light from the light emitting element 12 to the detection area 8, A light reflection type sensor characterized in that a total reflector that diffusely reflects light incident on the detection area 8 is disposed on the wall surface of the detection area 8, and a light receiving element 20 is disposed facing the detection area 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1640190U JPH03109079U (en) | 1990-02-21 | 1990-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1640190U JPH03109079U (en) | 1990-02-21 | 1990-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03109079U true JPH03109079U (en) | 1991-11-08 |
Family
ID=31519670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1640190U Pending JPH03109079U (en) | 1990-02-21 | 1990-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03109079U (en) |
-
1990
- 1990-02-21 JP JP1640190U patent/JPH03109079U/ja active Pending