IT1058932B - Procedimento e dispositivo per la determinazione fotoelettrica del taglio del fascio luminoso di un faro di atuoveicolo - Google Patents

Procedimento e dispositivo per la determinazione fotoelettrica del taglio del fascio luminoso di un faro di atuoveicolo

Info

Publication number
IT1058932B
IT1058932B IT21848/76A IT2184876A IT1058932B IT 1058932 B IT1058932 B IT 1058932B IT 21848/76 A IT21848/76 A IT 21848/76A IT 2184876 A IT2184876 A IT 2184876A IT 1058932 B IT1058932 B IT 1058932B
Authority
IT
Italy
Prior art keywords
headlight
cutting
procedure
light beam
photoelectric determination
Prior art date
Application number
IT21848/76A
Other languages
English (en)
Original Assignee
Cibie Projecteurs
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 Cibie Projecteurs filed Critical Cibie Projecteurs
Application granted granted Critical
Publication of IT1058932B publication Critical patent/IT1058932B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • G01M11/06—Testing the alignment of vehicle headlight devices
    • G01M11/064—Testing the alignment of vehicle headlight devices by using camera or other imaging system for the light analysis
    • G01M11/065—Testing the alignment of vehicle headlight devices by using camera or other imaging system for the light analysis details about the image analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
IT21848/76A 1975-04-01 1976-04-01 Procedimento e dispositivo per la determinazione fotoelettrica del taglio del fascio luminoso di un faro di atuoveicolo IT1058932B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7510095A FR2306443A1 (fr) 1975-04-01 1975-04-01 Determination photoelectrique de la coupure d'un faisceau lumineux de vehicule automobile

Publications (1)

Publication Number Publication Date
IT1058932B true IT1058932B (it) 1982-05-10

Family

ID=9153361

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21848/76A IT1058932B (it) 1975-04-01 1976-04-01 Procedimento e dispositivo per la determinazione fotoelettrica del taglio del fascio luminoso di un faro di atuoveicolo

Country Status (8)

Country Link
US (1) US4092071A (it)
JP (1) JPS51118234A (it)
DE (1) DE2613594C3 (it)
ES (1) ES446521A1 (it)
FR (1) FR2306443A1 (it)
GB (1) GB1538616A (it)
IT (1) IT1058932B (it)
SE (1) SE403403B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0043810B1 (fr) * 1980-06-27 1985-04-17 Fonds D'etudes Pour La Securite Routiere (A.S.B.L. Contrôleur électronique de faisceaux lumineux
US4804265A (en) * 1981-05-06 1989-02-14 The Boeing Company Aircraft landing light alignment system
DE19527349B4 (de) * 1995-07-26 2004-04-01 Bayerische Motoren Werke Ag Vorrichtung zum Justieren eines Scheinwerfers in einem Kraftfahrzeug auf eine vorgegebene Null-Lage
US20050067555A1 (en) * 2003-09-25 2005-03-31 Guide Corporation, A Delaware Corporation Standalone gradient detector
DE102005040980A1 (de) * 2005-08-29 2007-03-08 Bayerische Motoren Werke Ag Kraftfahrzeug mit einer Vorrichtung zur Grundeinstellung der Hell-Dunkel-Grenze eines Scheinwerfers, Fernsteuermittel zur Kommunikation mit einer Steuereinrichtung der Vorrichtung und System umfassend ein derartiges Kraftfahrzeug sowie derartige Fernsteuermittel
FR2908883B1 (fr) * 2006-11-21 2008-12-19 Peugeot Citroen Automobiles Sa Procede et dispositif de verification de la justesse de mesure d'un regloscope
US8125628B1 (en) 2009-01-17 2012-02-28 Lones Joe J Light baffling apparatus for headlamp sensor
US7876427B1 (en) 2009-01-17 2011-01-25 Stephen Waller Melvin Headlamp alignment detection using a network of independent sensor units
US8928869B2 (en) * 2011-10-10 2015-01-06 Ford Global Technologies, Llc Dynamic headlamp aim buy-off window
US8422004B1 (en) * 2011-12-08 2013-04-16 Ford Global Technologies, Llc Automotive headlamp aiming insensitive to intensity variations
CN116358843A (zh) * 2023-04-19 2023-06-30 常州星宇车灯股份有限公司 汽车大灯近光截止线的测量方法及电子设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3386333A (en) * 1964-12-28 1968-06-04 Ford Motor Co Headlamp aiming
US3467473A (en) * 1964-12-28 1969-09-16 Ford Motor Co Headlamp aiming
US3746449A (en) * 1970-10-06 1973-07-17 Duro Corp Headlight tester

Also Published As

Publication number Publication date
SE403403B (sv) 1978-08-14
ES446521A1 (es) 1977-11-01
US4092071A (en) 1978-05-30
DE2613594A1 (de) 1976-10-07
FR2306443B1 (it) 1980-05-30
JPS5731092B2 (it) 1982-07-02
JPS51118234A (en) 1976-10-18
DE2613594B2 (de) 1977-11-10
GB1538616A (en) 1979-01-24
FR2306443A1 (fr) 1976-10-29
SE7602155L (sv) 1976-10-02
DE2613594C3 (de) 1978-07-06

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