GB1319170A - Apparatus for assisting perception of objects in fog - Google Patents

Apparatus for assisting perception of objects in fog

Info

Publication number
GB1319170A
GB1319170A GB3299471A GB3299471A GB1319170A GB 1319170 A GB1319170 A GB 1319170A GB 3299471 A GB3299471 A GB 3299471A GB 3299471 A GB3299471 A GB 3299471A GB 1319170 A GB1319170 A GB 1319170A
Authority
GB
United Kingdom
Prior art keywords
fog
objects
analyser
vehicle
perception
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.)
Expired
Application number
GB3299471A
Other languages
English (en)
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.)
Daimler Benz AG
Original Assignee
Daimler Benz 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 Daimler Benz AG filed Critical Daimler Benz AG
Publication of GB1319170A publication Critical patent/GB1319170A/en
Expired 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/281—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for attenuating light intensity, e.g. comprising rotatable polarising elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J3/00—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles
    • B60J3/06—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles using polarising effect
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
    • F21S41/135—Polarised

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
GB3299471A 1970-07-18 1971-07-14 Apparatus for assisting perception of objects in fog Expired GB1319170A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2035741A DE2035741C3 (de) 1970-07-18 1970-07-18 Einrichtung zur besseren Wahrnehmung von Gegenständen bei Nebel mit polarisiertes Licht ausstrahlenden Kraftfahrzeug-Nebelleuchten

Publications (1)

Publication Number Publication Date
GB1319170A true GB1319170A (en) 1973-06-06

Family

ID=5777182

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3299471A Expired GB1319170A (en) 1970-07-18 1971-07-14 Apparatus for assisting perception of objects in fog

Country Status (4)

Country Link
US (1) US3840731A (cg-RX-API-DMAC7.html)
DE (1) DE2035741C3 (cg-RX-API-DMAC7.html)
FR (1) FR2101807A5 (cg-RX-API-DMAC7.html)
GB (1) GB1319170A (cg-RX-API-DMAC7.html)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437632A1 (fr) * 1978-09-27 1980-04-25 Lafourcade Claude Procede anti-eblouissant destine a filtrer la lumiere artificielle
US4286308A (en) * 1979-09-04 1981-08-25 Polaroid Corporation Apparatus and method for reducing headlight glare
US6467914B1 (en) * 1985-10-10 2002-10-22 Honeywell International, Inc. Night vision goggles compatible with full color display
US6142637A (en) * 1985-10-10 2000-11-07 Allied Corporation Night vision goggles compatible with full color display
US5870219A (en) * 1997-01-20 1999-02-09 Geo. Labs, Inc. Ultra compact scanning system for a wide range of speeds, angles and field depth
US6118569A (en) * 1990-11-15 2000-09-12 Plesko; George A. Ultra compact scanning system for a wide range of speeds, angles and field depth
US5371347A (en) * 1991-10-15 1994-12-06 Gap Technologies, Incorporated Electro-optical scanning system with gyrating scan head
DE4425840A1 (de) * 1994-07-21 1996-01-25 Bayerische Motoren Werke Ag Heckleuchte für Kraftfahrzeuge
EP0930457A3 (en) * 1998-01-15 2001-03-14 TRW Inc. Polarized headlamps and rear view mirrors
US6883947B1 (en) 2003-04-07 2005-04-26 Maribel Sarabia Automotive laser illumination module and system
US20060215076A1 (en) * 2005-03-22 2006-09-28 Karim John H Selective light transmitting and receiving system and method
ITPC20050023A1 (it) * 2005-04-18 2006-10-19 Numerouno Ricerche Srl Metodo e dispositivo per migliorare la visibilita' in condizioni precarie causate da particelle in sospensione nel mezzo
US7729607B2 (en) * 2006-05-31 2010-06-01 Technologies4All, Inc. Camera glare reduction system and method
CN101870247A (zh) * 2010-06-20 2010-10-27 励土峰 无眩光车辆灯光系统
US9044863B2 (en) 2013-02-06 2015-06-02 Steelcase Inc. Polarized enhanced confidentiality in mobile camera applications
WO2015063512A1 (en) * 2013-11-04 2015-05-07 Wells Simon Robert Fog light systems
US11221497B2 (en) 2017-06-05 2022-01-11 Steelcase Inc. Multiple-polarization cloaking
US11106124B2 (en) 2018-02-27 2021-08-31 Steelcase Inc. Multiple-polarization cloaking for projected and writing surface view screens

Also Published As

Publication number Publication date
DE2035741B2 (de) 1973-07-19
DE2035741A1 (de) 1972-01-20
US3840731A (en) 1974-10-08
DE2035741C3 (de) 1974-02-14
FR2101807A5 (cg-RX-API-DMAC7.html) 1972-03-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee