DE2852153A1 - Lichtschranke - Google Patents

Lichtschranke

Info

Publication number
DE2852153A1
DE2852153A1 DE19782852153 DE2852153A DE2852153A1 DE 2852153 A1 DE2852153 A1 DE 2852153A1 DE 19782852153 DE19782852153 DE 19782852153 DE 2852153 A DE2852153 A DE 2852153A DE 2852153 A1 DE2852153 A1 DE 2852153A1
Authority
DE
Germany
Prior art keywords
light
optical
light barrier
barrier according
converging lens
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.)
Withdrawn
Application number
DE19782852153
Other languages
German (de)
English (en)
Inventor
Philippe Dipl Ing Roussel
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.)
Lasag AG
Original Assignee
Lasag AG
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 Lasag AG filed Critical Lasag AG
Publication of DE2852153A1 publication Critical patent/DE2852153A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
    • G01S7/4813—Housing arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/04—Systems determining the presence of a target

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE19782852153 1977-12-06 1978-12-01 Lichtschranke Withdrawn DE2852153A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1488277A CH621001A5 (enrdf_load_stackoverflow) 1977-12-06 1977-12-06

Publications (1)

Publication Number Publication Date
DE2852153A1 true DE2852153A1 (de) 1979-06-07

Family

ID=4404534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782852153 Withdrawn DE2852153A1 (de) 1977-12-06 1978-12-01 Lichtschranke

Country Status (4)

Country Link
CH (1) CH621001A5 (enrdf_load_stackoverflow)
DE (1) DE2852153A1 (enrdf_load_stackoverflow)
FR (1) FR2411421A1 (enrdf_load_stackoverflow)
GB (1) GB2013330B (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4023704A1 (de) * 1990-07-26 1992-02-06 Agfa Gevaert Ag Reflexlichtschranke mit infrarot-sendediode
DE4141469A1 (de) * 1991-12-16 1993-06-17 Sick Optik Elektronik Erwin Optische sensoranordnung und verfahren zu deren betrieb
DE4203850A1 (de) * 1992-02-10 1993-08-12 Reinhold Ott Verfahren zum erkennen der lageaenderung eines gegenstandes und vorrichtung zur durchfuehrung des verfahrens
DE19821112C1 (de) * 1998-05-06 1999-11-18 Visolux Elektronik Gmbh Lichttaster mit Tastweitenverstellung nach dem Triangulationsverfahren
DE19705029C2 (de) * 1996-02-13 2003-07-31 Schneider Electric Sa Optischer Detektor

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2554244B1 (fr) * 1983-10-27 1986-02-07 Commissariat Energie Atomique Proximetre a rayonnement retrodiffuse utilisable notamment en telemanipulation ou robotique et systeme de traitement associe
GB8529585D0 (en) * 1985-11-30 1986-01-08 Casswell P H Active infra red detector
GB2188415A (en) * 1986-01-23 1987-09-30 Robert Schooler Golf ball locating device
IT1197930B (it) * 1986-10-29 1988-12-21 Pirelli Accessori Ind Sensore ottico per la misura della distanza tra due elementi
FR2694457B1 (fr) * 1992-07-31 1994-09-30 Chebbi Brahim Laser à semi-conducteur pour la détection d'un rayonnement lumineux, procédé pour l'obtention d'un détecteur photosensible, et application d'un tel laser à la détection d'un rayonnement lumineux.
US6373057B1 (en) 1998-09-23 2002-04-16 Dickey-John Corporation Infrared reflective article counting/detecting device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037418A (en) * 1958-01-16 1962-06-05 Askania Werke Ag Electro-optical device
FR1531569A (fr) * 1967-05-23 1968-07-05 Prec Scient Et Ind Dispositif de détection par rayons lumineux
GB1214148A (en) * 1967-12-12 1970-12-02 Mining & Chemical Products Ltd Device for detecting variations in the surface reflectance of objects
SE358243B (enrdf_load_stackoverflow) * 1971-11-25 1973-07-23 Aga Ab
DE2452794C3 (de) * 1974-11-07 1979-08-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Automatische Pegeleinstellschaltung für voreinstellbare IR-Puls-Überwachungsgeräte mit getaktetem Empfänger
DE2540665A1 (de) * 1975-09-12 1977-03-17 Bosch Gmbh Robert Sende-empfangs-optik zur entfernungsmessung, insbesondere bei auffahrschutzgeraeten

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4023704A1 (de) * 1990-07-26 1992-02-06 Agfa Gevaert Ag Reflexlichtschranke mit infrarot-sendediode
DE4141469A1 (de) * 1991-12-16 1993-06-17 Sick Optik Elektronik Erwin Optische sensoranordnung und verfahren zu deren betrieb
DE4203850A1 (de) * 1992-02-10 1993-08-12 Reinhold Ott Verfahren zum erkennen der lageaenderung eines gegenstandes und vorrichtung zur durchfuehrung des verfahrens
DE19705029C2 (de) * 1996-02-13 2003-07-31 Schneider Electric Sa Optischer Detektor
DE19821112C1 (de) * 1998-05-06 1999-11-18 Visolux Elektronik Gmbh Lichttaster mit Tastweitenverstellung nach dem Triangulationsverfahren

Also Published As

Publication number Publication date
GB2013330A (en) 1979-08-08
GB2013330B (en) 1982-06-30
CH621001A5 (enrdf_load_stackoverflow) 1980-12-31
FR2411421A1 (fr) 1979-07-06

Similar Documents

Publication Publication Date Title
DE3514982C2 (enrdf_load_stackoverflow)
EP0547415B1 (de) Einrichtung zur berührungslosen Steuerung einer Sanitärarmatur
DE3831654C2 (enrdf_load_stackoverflow)
DE3242219C1 (de) Optisches Markenerkennungsgeraet
DE69323532T2 (de) Leser von optischen Informationen
DE2933077A1 (de) Fokussiereinrichtung
DE2920951A1 (de) Entfernungsmesseinrichtung
WO2007107408A1 (de) Vorrichtung zur optischen distanzmessung sowie verfahren zum betrieb einer solchen vorrichtung
DE2852153A1 (de) Lichtschranke
DE2514477A1 (de) Zielerfassungsgeraet
EP1160719B1 (de) Sensor für die Echtheitserkennung von Signets auf Dokumenten
DE4209448A1 (de) Fotoelektrischer rauchanzeiger
DE3207479A1 (de) Entfernungsmessvorrichtung
DE2556366C2 (de) Vorrichtung zur Stellungsanzeige eines Lichtstrahles
DE3820921A1 (de) Kamera
DE4419190C2 (de) Sender bzw. Empfänger für ein Diagnosesystem
DE69220691T2 (de) Optischer Entfernungsmesser und Vorrichtung zu seiner Montage
EP2226452A1 (de) Türüberwachungssensor
EP0105199B1 (de) Strahlungsrauchmelder
DE10346813A1 (de) Optoelektronischer Sensor und Verfahren zur Detektion eines Objekts in einem Überwachungbereich
EP0735501A2 (de) Farbsensoranordnung zum Lesen farbiger Markierungen
DE4304815A1 (de) Optischer Sensor
DE3231025C2 (de) Einrichtung zur Identifizierung von gepulster Laserstrahlung
CH616508A5 (enrdf_load_stackoverflow)
DE4132472C1 (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee