JPH0191251U - - Google Patents
Info
- Publication number
- JPH0191251U JPH0191251U JP18724087U JP18724087U JPH0191251U JP H0191251 U JPH0191251 U JP H0191251U JP 18724087 U JP18724087 U JP 18724087U JP 18724087 U JP18724087 U JP 18724087U JP H0191251 U JPH0191251 U JP H0191251U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- cylindrical
- light receiver
- converts
- 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
- 230000007547 defect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Description
第１図は本考案の一実施例の説明図である。
１；鋼板、７；円柱光導体、８；線状痕、９；
反射物。
FIG. 1 is an explanatory diagram of an embodiment of the present invention. 1; Steel plate, 7; Cylindrical light guide, 8; Linear marks, 9;
reflective object.
Claims (1)
り入射する光を内面の多重反射にて端まで導き光
電変換する受光器において、円柱光導体の前周面
に線状痕を光導体軸方向と直光する向きに設け、
後周面と他端面に反射物を設けたことを特徴とす
る欠陥検出受光器。 A light receiving element is provided at one end of a cylindrical light guide, and in a light receiver that guides light incident from the circumferential surface to the end through multiple reflections on the inner surface and converts it into electricity, a linear mark is placed on the front circumference of the cylindrical light guide along the light guide axis. Directly facing the direction of light,
A defect detection light receiver characterized in that a reflective object is provided on the rear peripheral surface and the other end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18724087U JPH0191251U (en) | 1987-12-10 | 1987-12-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18724087U JPH0191251U (en) | 1987-12-10 | 1987-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191251U true JPH0191251U (en) | 1989-06-15 |
Family
ID=31478407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18724087U Pending JPH0191251U (en) | 1987-12-10 | 1987-12-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191251U (en) |
-
1987
- 1987-12-10 JP JP18724087U patent/JPH0191251U/ja active Pending