JPS5344048A - Photoelectric detector - Google Patents
Photoelectric detectorInfo
- Publication number
- JPS5344048A JPS5344048A JP5672977A JP5672977A JPS5344048A JP S5344048 A JPS5344048 A JP S5344048A JP 5672977 A JP5672977 A JP 5672977A JP 5672977 A JP5672977 A JP 5672977A JP S5344048 A JPS5344048 A JP S5344048A
- Authority
- JP
- Japan
- Prior art keywords
- light
- photoelectric detector
- receiver
- projector
- light projector
- 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
- Geophysics And Detection Of Objects (AREA)
- Electronic Switches (AREA)
Abstract
PURPOSE: To correct the fluctuation of the output level for a light receiver caused by the variation of the distance between a light projector and the receiver by feeding the output of the light receiver back to the input of the light projector when the light emitted from a light projector is detected at a light receiver.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5672977A JPS5344048A (en) | 1977-05-16 | 1977-05-16 | Photoelectric detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5672977A JPS5344048A (en) | 1977-05-16 | 1977-05-16 | Photoelectric detector |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8166472A Division JPS4939470A (en) | 1972-08-14 | 1972-08-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5344048A true JPS5344048A (en) | 1978-04-20 |
Family
ID=13035582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5672977A Pending JPS5344048A (en) | 1977-05-16 | 1977-05-16 | Photoelectric detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5344048A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5713327A (en) * | 1980-06-27 | 1982-01-23 | Laurel Bank Mach Co Ltd | Optical detector |
JPS5857777U (en) * | 1981-10-06 | 1983-04-19 | 三洋電機株式会社 | Detection device |
JPS58221181A (en) * | 1982-06-18 | 1983-12-22 | Hitachi Ltd | Detecting apparatus of sample tube |
JPS59124444A (en) * | 1982-10-27 | 1984-07-18 | カレルボ・ビルタ−ネン | Warning device for vehicle |
JPS6058575A (en) * | 1983-09-12 | 1985-04-04 | Musashi Eng Kk | Photodetector |
US6908297B2 (en) * | 2000-05-26 | 2005-06-21 | Rohm And Haas Company | Hydrogen-fueled flare system |
JP2008246805A (en) * | 2007-03-30 | 2008-10-16 | Pentel Corp | Eraser |
-
1977
- 1977-05-16 JP JP5672977A patent/JPS5344048A/en active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5713327A (en) * | 1980-06-27 | 1982-01-23 | Laurel Bank Mach Co Ltd | Optical detector |
JPH0152708B2 (en) * | 1980-06-27 | 1989-11-09 | Laurel Bank Machine Co | |
JPS5857777U (en) * | 1981-10-06 | 1983-04-19 | 三洋電機株式会社 | Detection device |
JPS58221181A (en) * | 1982-06-18 | 1983-12-22 | Hitachi Ltd | Detecting apparatus of sample tube |
JPS59124444A (en) * | 1982-10-27 | 1984-07-18 | カレルボ・ビルタ−ネン | Warning device for vehicle |
JPS6058575A (en) * | 1983-09-12 | 1985-04-04 | Musashi Eng Kk | Photodetector |
US6908297B2 (en) * | 2000-05-26 | 2005-06-21 | Rohm And Haas Company | Hydrogen-fueled flare system |
JP2008246805A (en) * | 2007-03-30 | 2008-10-16 | Pentel Corp | Eraser |
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