JPS5362552A - Beam type detector - Google Patents
Beam type detectorInfo
- Publication number
- JPS5362552A JPS5362552A JP13888276A JP13888276A JPS5362552A JP S5362552 A JPS5362552 A JP S5362552A JP 13888276 A JP13888276 A JP 13888276A JP 13888276 A JP13888276 A JP 13888276A JP S5362552 A JPS5362552 A JP S5362552A
- Authority
- JP
- Japan
- Prior art keywords
- beam type
- type detector
- end faces
- optoelectrotransducer
- noises
- 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
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Burglar Alarm Systems (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
PURPOSE: To combine electric systems to a simple constitution and provide a beam type detector of less effect of noises by coupling the other end faces of optical fibers whose end faces are focal plane to an optoelectrotransducer.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13888276A JPS5362552A (en) | 1976-11-15 | 1976-11-15 | Beam type detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13888276A JPS5362552A (en) | 1976-11-15 | 1976-11-15 | Beam type detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5362552A true JPS5362552A (en) | 1978-06-05 |
Family
ID=15232309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13888276A Pending JPS5362552A (en) | 1976-11-15 | 1976-11-15 | Beam type detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5362552A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01237486A (en) * | 1988-03-18 | 1989-09-21 | Daido Shingo Kk | Multiplexed optical fiber type railroad crossing obstruction detector |
JPH0434680U (en) * | 1990-07-16 | 1992-03-23 |
-
1976
- 1976-11-15 JP JP13888276A patent/JPS5362552A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01237486A (en) * | 1988-03-18 | 1989-09-21 | Daido Shingo Kk | Multiplexed optical fiber type railroad crossing obstruction detector |
JPH0434680U (en) * | 1990-07-16 | 1992-03-23 |
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