DE2936104A1 - Einrichtung zur entfernungsmessung - Google Patents

Einrichtung zur entfernungsmessung

Info

Publication number
DE2936104A1
DE2936104A1 DE19792936104 DE2936104A DE2936104A1 DE 2936104 A1 DE2936104 A1 DE 2936104A1 DE 19792936104 DE19792936104 DE 19792936104 DE 2936104 A DE2936104 A DE 2936104A DE 2936104 A1 DE2936104 A1 DE 2936104A1
Authority
DE
Germany
Prior art keywords
output
light
comparator
distance
signal
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.)
Granted
Application number
DE19792936104
Other languages
German (de)
English (en)
Other versions
DE2936104C2 (enrdf_load_stackoverflow
Inventor
Giovanni St. Sulpice Odone
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE19792936104 priority Critical patent/DE2936104A1/de
Priority to JP12360980A priority patent/JPS5646412A/ja
Publication of DE2936104A1 publication Critical patent/DE2936104A1/de
Application granted granted Critical
Publication of DE2936104C2 publication Critical patent/DE2936104C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/108—Beam splitting or combining systems for sampling a portion of a beam or combining a small beam in a larger one, e.g. wherein the area ratio or power ratio of the divided beams significantly differs from unity, without spectral selectivity
    • 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
    • G01S17/06—Systems determining position data of a target
    • G01S17/46—Indirect determination of position data
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
  • Viewfinders (AREA)
  • Automatic Focus Adjustment (AREA)
DE19792936104 1979-09-07 1979-09-07 Einrichtung zur entfernungsmessung Granted DE2936104A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19792936104 DE2936104A1 (de) 1979-09-07 1979-09-07 Einrichtung zur entfernungsmessung
JP12360980A JPS5646412A (en) 1979-09-07 1980-09-08 Range measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792936104 DE2936104A1 (de) 1979-09-07 1979-09-07 Einrichtung zur entfernungsmessung

Publications (2)

Publication Number Publication Date
DE2936104A1 true DE2936104A1 (de) 1981-03-26
DE2936104C2 DE2936104C2 (enrdf_load_stackoverflow) 1988-03-03

Family

ID=6080238

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792936104 Granted DE2936104A1 (de) 1979-09-07 1979-09-07 Einrichtung zur entfernungsmessung

Country Status (2)

Country Link
JP (1) JPS5646412A (enrdf_load_stackoverflow)
DE (1) DE2936104A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3344431A1 (de) * 1982-12-13 1984-06-14 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Automatische scharfeinstellvorrichtung fuer eine photographische kamera
DE3401609A1 (de) * 1983-01-18 1984-07-19 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Automatische fokussierungsvorrichtung fuer eine kamera
US4533226A (en) * 1982-03-30 1985-08-06 Robert Bosch Gmbh Still or motion picture camera
DE3820921A1 (de) * 1988-03-02 1989-09-07 Haking W Ets Ltd Kamera

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8302228A (nl) * 1983-06-22 1985-01-16 Optische Ind De Oude Delft Nv Meetstelsel voor het onder gebruikmaking van een op driehoeksmeting berustend principe, contactloos meten van een door een oppervlakcontour van een objectvlak gegeven afstand tot een referentieniveau.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443673A1 (de) * 1974-09-12 1976-03-25 Agfa Gevaert Ag Verfahren und vorrichtung zur automatischen scharfeinstellung des objektives einer kamera
DE2650986A1 (de) * 1975-11-17 1977-05-26 Bell & Howell Co Regelsystem fuer die automatische scharfeinstellung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4525420Y1 (enrdf_load_stackoverflow) * 1966-10-04 1970-10-05

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443673A1 (de) * 1974-09-12 1976-03-25 Agfa Gevaert Ag Verfahren und vorrichtung zur automatischen scharfeinstellung des objektives einer kamera
DE2650986A1 (de) * 1975-11-17 1977-05-26 Bell & Howell Co Regelsystem fuer die automatische scharfeinstellung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533226A (en) * 1982-03-30 1985-08-06 Robert Bosch Gmbh Still or motion picture camera
DE3344431A1 (de) * 1982-12-13 1984-06-14 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Automatische scharfeinstellvorrichtung fuer eine photographische kamera
DE3401609A1 (de) * 1983-01-18 1984-07-19 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Automatische fokussierungsvorrichtung fuer eine kamera
DE3820921A1 (de) * 1988-03-02 1989-09-07 Haking W Ets Ltd Kamera

Also Published As

Publication number Publication date
JPS5646412A (en) 1981-04-27
DE2936104C2 (enrdf_load_stackoverflow) 1988-03-03

Similar Documents

Publication Publication Date Title
DE2449910C2 (de) Automatisches Augenrefraktometer
DE2853978A1 (de) Entfernungsmesser
DE1956014A1 (de) Einrichtung zur Entfernungsmessung
DE10130763A1 (de) Vorrichtung zur optischen Distanzmessung über einen grossen Messbereich
DE2333326B2 (de) Einrichtung zum Messen der Dicke eines auf einer Unterlage abgelagerten dünnen Films
DE3127786A1 (de) Entfernungsmesser, insbesondere fuer kameras o.dgl.
DE2650986A1 (de) Regelsystem fuer die automatische scharfeinstellung
DE2536370B2 (de) Scharfstelldetektorsystem fuer einaeugige spiegelreflexkamera
DE3710199C2 (de) Automatische Fokussiereinrichtung für Kameras
DE2710695C2 (de) Einäugige Spiegelreflexkamera
DE2655628C3 (de) Einäugige Spiegelreflexkamera
DE2042136A1 (de) Vorrichtung zum automatischen Messen der Entfernung und Kamera mit dieser Vorrichtung
DE2936104C2 (enrdf_load_stackoverflow)
DE10010443B4 (de) Optisches Suchersystem
DE2012995A1 (de) Entfernungsmesser vorzugsweise fur fotografische Kameras
DE2731192C2 (de) Spiegelreflexkamera mit Pentaprisma und elektronischem Entfernungsmesser
DE2041237B2 (de) Automatische Scharfeinstellvorrichtung für Kameras oder dergleichen
DE2853003C2 (enrdf_load_stackoverflow)
DE3209517A1 (de) Automatisches scharfeinstellungssystem fuer ein aufnahmeobjektiv und dieses system verwendende fotografische kamera
DE1934507C2 (enrdf_load_stackoverflow)
DE3107945A1 (de) Verfahren zur scharfeinstellung fotografischer apparate und vorrichtung hierfuer
DE2314364C3 (de) Selbsttätig einstellbares Fokussiersystem
AT354770B (de) Optisches system
DE3135388C2 (de) Vorrichtung zur Kompensation von Blendeneinstellfehlern bei einer Blendensteuereinrichtung in einer einäugigen Spiegelreflexkamera mit Wechselobjektiven
DE3236963C2 (de) Empfänger für eine Strahlung in mindestens zwei Wellenbereichen mit einer optisch-mechanischen Abtasteinrichtung

Legal Events

Date Code Title Description
8120 Willingness to grant licences paragraph 23
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee