BE797916A - Projecteur a polarisation - Google Patents

Projecteur a polarisation

Info

Publication number
BE797916A
BE797916A BE129770A BE129770A BE797916A BE 797916 A BE797916 A BE 797916A BE 129770 A BE129770 A BE 129770A BE 129770 A BE129770 A BE 129770A BE 797916 A BE797916 A BE 797916A
Authority
BE
Belgium
Prior art keywords
polarization projector
projector
polarization
Prior art date
Application number
BE129770A
Other languages
English (en)
French (fr)
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of BE797916A publication Critical patent/BE797916A/xx

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
BE129770A 1972-04-08 1973-04-06 Projecteur a polarisation BE797916A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE797916A true BE797916A (fr) 1973-07-31

Family

ID=5841383

Family Applications (1)

Application Number Title Priority Date Filing Date
BE129770A BE797916A (fr) 1972-04-08 1973-04-06 Projecteur a polarisation

Country Status (13)

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

Families Citing this family (25)

* 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 (xx) * 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
DE69532691T2 (de) * 1994-12-28 2005-02-10 Seiko Epson Corp. Polarisations-Beleuchtungsvorrichtung und diese verwendender Projektor
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
US6899440B2 (en) * 2002-05-17 2005-05-31 Infocus Corporation Polarized light source system with mirror and polarization converter
US7144133B2 (en) * 2002-05-17 2006-12-05 Infocus Corporation Transflective color recovery
US20030227679A1 (en) * 2002-06-05 2003-12-11 Chromagic Technologies Corporation Polarizing bean splitter
EP1370088A1 (en) * 2002-06-07 2003-12-10 Chromagic Technologies Corporation An optical path struction of a liquid crystal projector
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
JP6952541B2 (ja) 2017-09-11 2021-10-20 スタンレー電気株式会社 車両用前照灯
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

Also Published As

Publication number Publication date
BR7302496D0 (pt) 1974-06-27
FR2179834A1 (xx) 1973-11-23
GB1421404A (en) 1976-01-21
ES413459A1 (es) 1976-01-16
NL7304842A (xx) 1973-10-10
DE2216991A1 (de) 1973-10-11
AT330898B (de) 1976-07-26
SE380078B (xx) 1975-10-27
ATA304673A (de) 1975-10-15
US3808422A (en) 1974-04-30
JPS53134455A (en) 1978-11-24
FR2179834B1 (xx) 1979-01-12
CH553373A (de) 1974-08-30
IT982712B (it) 1974-10-21

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