FR2179834A1 - - Google Patents

Info

Publication number
FR2179834A1
FR2179834A1 FR7312528A FR7312528A FR2179834A1 FR 2179834 A1 FR2179834 A1 FR 2179834A1 FR 7312528 A FR7312528 A FR 7312528A FR 7312528 A FR7312528 A FR 7312528A FR 2179834 A1 FR2179834 A1 FR 2179834A1
Authority
FR
France
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
FR7312528A
Other versions
FR2179834B1 (fr
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
Publication of FR2179834A1 publication Critical patent/FR2179834A1/fr
Application granted granted Critical
Publication of FR2179834B1 publication Critical patent/FR2179834B1/fr
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
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G02B27/285—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining comprising arrays of elements, e.g. microprisms
    • 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
    • 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
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Polarising Elements (AREA)
FR7312528A 1972-04-08 1973-04-06 Expired FR2179834B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2216991A DE2216991A1 (de) 1972-04-08 1972-04-08 Polarisationsscheinwerfer

Publications (2)

Publication Number Publication Date
FR2179834A1 true FR2179834A1 (fr) 1973-11-23
FR2179834B1 FR2179834B1 (fr) 1979-01-12

Family

ID=5841383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7312528A Expired FR2179834B1 (fr) 1972-04-08 1973-04-06

Country Status (13)

Country Link
US (1) US3808422A (fr)
JP (1) JPS53134455A (fr)
AT (1) AT330898B (fr)
BE (1) BE797916A (fr)
BR (1) BR7302496D0 (fr)
CH (1) CH553373A (fr)
DE (1) DE2216991A1 (fr)
ES (1) ES413459A1 (fr)
FR (1) FR2179834B1 (fr)
GB (1) GB1421404A (fr)
IT (1) IT982712B (fr)
NL (1) NL7304842A (fr)
SE (1) SE380078B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3457025A1 (fr) * 2017-09-11 2019-03-20 Stanley Electric Co., Ltd. Phare de véhicule automobile

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2345633A1 (de) * 1973-09-10 1975-03-20 Bosch Gmbh Robert Polarisationsscheinwerfer
DE2450456A1 (de) * 1974-10-24 1976-05-06 Bosch Gmbh Robert Nebelscheinwerfer
CH587439A5 (fr) * 1974-12-10 1977-04-29 Daimler Benz Ag
DE2753545A1 (de) * 1977-12-01 1979-06-07 Bosch Gmbh Robert Kraftfahrzeugscheinwerfer mit polarisiertem und unpolarisiertem lichtanteil
US4372656A (en) * 1981-05-15 1983-02-08 Marks Alvin M High efficiency optical projector for 3D motion pictures
US6147802A (en) * 1994-12-28 2000-11-14 Seiko Epson Corporation Polarization luminaire and projection display
US6188520B1 (en) * 1999-10-29 2001-02-13 Sharp Laboratories Of America, Inc. Light polarization converter
US6646801B1 (en) * 2000-06-09 2003-11-11 Benjamin Sley Glare reduction system and method
JP2003297116A (ja) * 2002-04-05 2003-10-17 Honda Motor Co Ltd 投光装置
US7144133B2 (en) * 2002-05-17 2006-12-05 Infocus Corporation Transflective color recovery
US6899440B2 (en) * 2002-05-17 2005-05-31 Infocus Corporation Polarized light source system with mirror and polarization converter
US20030227679A1 (en) * 2002-06-05 2003-12-11 Chromagic Technologies Corporation Polarizing bean splitter
EP1370088A1 (fr) * 2002-06-07 2003-12-10 Chromagic Technologies Corporation Stucture de chemin optique pour projecteur à cristaux liquides
US20070014311A1 (en) * 2005-07-13 2007-01-18 Juergen Voss Method and apparatus for grouping messages across a point to multipoint network
JP4887796B2 (ja) * 2006-01-19 2012-02-29 パナソニック株式会社 排水処理装置
US7773299B2 (en) * 2007-05-31 2010-08-10 Aither Optics Inc. Controlling light transmission in a vehicle with polarization and ellipticity adjustment
JP2010073494A (ja) * 2008-09-18 2010-04-02 Fujifilm Corp 灯具
DE102014113700A1 (de) * 2014-09-23 2016-03-24 Hella Kgaa Hueck & Co. Scheinwerfer für Fahrzeuge
KR101682771B1 (ko) * 2014-11-13 2016-12-05 엘지전자 주식회사 상하향등 일체형 광원 전조등
DE102016108265A1 (de) * 2016-05-04 2017-11-09 Hella Kgaa Hueck & Co. Scheinwerfer für Fahrzeuge
US10408408B2 (en) * 2017-08-24 2019-09-10 Ford Global Technologies, Llc Automotive headlamp with S-polarizer filter to reduce glare
JP7100496B2 (ja) * 2018-05-24 2022-07-13 スタンレー電気株式会社 車両用灯具、車両用灯具システム
GB2576738B (en) * 2018-08-29 2020-08-19 Envisics Ltd Head-up display
CN112555773A (zh) * 2020-12-25 2021-03-26 浙江乐景光电科技有限公司 激光照明模组及照明系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2423371A (en) * 1944-07-26 1947-07-01 Carranza Eduardo Polartoscope
DE935663C (de) * 1950-02-28 1955-11-24 Jenaer Glaswerk Schott & Gen Lichtquelle fuer polarisiertes Licht
US2748659A (en) * 1951-02-26 1956-06-05 Jenaer Glaswerk Schott & Gen Light source, searchlight or the like for polarized light

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3457025A1 (fr) * 2017-09-11 2019-03-20 Stanley Electric Co., Ltd. Phare de véhicule automobile
US10571090B2 (en) 2017-09-11 2020-02-25 Stanley Electric Co., Ltd. Automotive headlight

Also Published As

Publication number Publication date
JPS53134455A (en) 1978-11-24
BR7302496D0 (pt) 1974-06-27
US3808422A (en) 1974-04-30
ES413459A1 (es) 1976-01-16
NL7304842A (fr) 1973-10-10
GB1421404A (en) 1976-01-21
CH553373A (de) 1974-08-30
ATA304673A (de) 1975-10-15
BE797916A (fr) 1973-07-31
DE2216991A1 (de) 1973-10-11
IT982712B (it) 1974-10-21
SE380078B (fr) 1975-10-27
AT330898B (de) 1976-07-26
FR2179834B1 (fr) 1979-01-12

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Legal Events

Date Code Title Description
ST Notification of lapse