JPS52141682A - Sensitivity tester of photoelectric sensor - Google Patents

Sensitivity tester of photoelectric sensor

Info

Publication number
JPS52141682A
JPS52141682A JP5883376A JP5883376A JPS52141682A JP S52141682 A JPS52141682 A JP S52141682A JP 5883376 A JP5883376 A JP 5883376A JP 5883376 A JP5883376 A JP 5883376A JP S52141682 A JPS52141682 A JP S52141682A
Authority
JP
Japan
Prior art keywords
photoelectric sensor
light
sensitivity tester
sensitivity
smoke
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
Application number
JP5883376A
Other languages
Japanese (ja)
Inventor
Takeshi Nakano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP5883376A priority Critical patent/JPS52141682A/en
Publication of JPS52141682A publication Critical patent/JPS52141682A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4785—Standardising light scatter apparatus; Standards therefor

Abstract

PURPOSE:To test the sensitivity of smoke sensor without using smoke, by providing freely attachable and detachable piled filter, laminated the nearly light impervious plate and light pervious plate between the light source and light receiving element.
JP5883376A 1976-05-20 1976-05-20 Sensitivity tester of photoelectric sensor Pending JPS52141682A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5883376A JPS52141682A (en) 1976-05-20 1976-05-20 Sensitivity tester of photoelectric sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5883376A JPS52141682A (en) 1976-05-20 1976-05-20 Sensitivity tester of photoelectric sensor

Publications (1)

Publication Number Publication Date
JPS52141682A true JPS52141682A (en) 1977-11-26

Family

ID=13095640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5883376A Pending JPS52141682A (en) 1976-05-20 1976-05-20 Sensitivity tester of photoelectric sensor

Country Status (1)

Country Link
JP (1) JPS52141682A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5491395A (en) * 1977-11-29 1979-07-19 Chloride Inc Photoelectric smoke detector
JPS58141847U (en) * 1982-03-18 1983-09-24 株式会社チノ− Detector calibration device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4978588A (en) * 1972-11-30 1974-07-29
US3868184A (en) * 1973-07-25 1975-02-25 Electro Signal Lab Optical smoke detector with light scattering test device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4978588A (en) * 1972-11-30 1974-07-29
US3868184A (en) * 1973-07-25 1975-02-25 Electro Signal Lab Optical smoke detector with light scattering test device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5491395A (en) * 1977-11-29 1979-07-19 Chloride Inc Photoelectric smoke detector
JPS58141847U (en) * 1982-03-18 1983-09-24 株式会社チノ− Detector calibration device
JPS641629Y2 (en) * 1982-03-18 1989-01-13

Similar Documents

Publication Publication Date Title
SE7807843L (en) SET AND DEVICE FOR DETECTING BANKNOTES
SE7803761L (en) PROBE
SE7800602L (en) PROBE
NL7803557A (en) SAMPLING FILTER DETECTOR.
OA05953A (en) Solar captor .
NL185797C (en) POWDER MEASURING DEVICE.
BE872110A (en) DYNAMOMETRIC SENSOR
SE7808283L (en) MEMBRANE COFFINING
BR7807366A (en) FLAT SOLAR CAPTOR
JPS52141682A (en) Sensitivity tester of photoelectric sensor
BE867147A (en) SOLAR CAPTOR
PT70791A (en) SOLAR CAPTOR
LU78991A1 (en) SOLAR CAPTOR
FR2325919A1 (en) PRESSURE DETECTOR DEVICE
JPS5347866A (en) Light receptor circuit for laser distance measurement equipment
JPS5361298A (en) Photoelectric smoke detector
JPS5696395A (en) Sensitivity tester for smoke sensor
JPS5257873A (en) Photometer
JPS53123671A (en) Characteristic measuring system of semiconuctor luminous element
JPS526579A (en) Photo detector
JPS5211080A (en) Diffused light type smoke sensor
JPS529480A (en) Photoelectric photometer
JPS53110884A (en) Transmission type smoke detector
PL106797B1 (en) MEMBRANE MEASURING FILTER
JPS5395683A (en) Photoelectric smoke detector