DE69007062D1 - Richtungsabhängige linienförmige Lichtquelle. - Google Patents

Richtungsabhängige linienförmige Lichtquelle.

Info

Publication number
DE69007062D1
DE69007062D1 DE90313886T DE69007062T DE69007062D1 DE 69007062 D1 DE69007062 D1 DE 69007062D1 DE 90313886 T DE90313886 T DE 90313886T DE 69007062 T DE69007062 T DE 69007062T DE 69007062 D1 DE69007062 D1 DE 69007062D1
Authority
DE
Germany
Prior art keywords
light source
linear light
directional linear
directional
source
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 - Fee Related
Application number
DE90313886T
Other languages
English (en)
Other versions
DE69007062T2 (de
Inventor
John F Dreyer
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69007062D1 publication Critical patent/DE69007062D1/de
Application granted granted Critical
Publication of DE69007062T2 publication Critical patent/DE69007062T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Traffic Control Systems (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DE69007062T 1990-01-10 1990-12-19 Richtungsabhängige linienförmige Lichtquelle. Expired - Fee Related DE69007062T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/462,755 US5043850A (en) 1990-01-10 1990-01-10 Direction dependent line light source

Publications (2)

Publication Number Publication Date
DE69007062D1 true DE69007062D1 (de) 1994-04-07
DE69007062T2 DE69007062T2 (de) 1994-10-20

Family

ID=23837648

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69007062T Expired - Fee Related DE69007062T2 (de) 1990-01-10 1990-12-19 Richtungsabhängige linienförmige Lichtquelle.

Country Status (9)

Country Link
US (1) US5043850A (de)
EP (1) EP0437069B1 (de)
JP (1) JPH0757520A (de)
KR (1) KR100209966B1 (de)
AU (1) AU622388B2 (de)
CA (1) CA2031118C (de)
DE (1) DE69007062T2 (de)
ES (1) ES2049934T3 (de)
MX (1) MX171438B (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243506A (en) * 1991-06-17 1993-09-07 Tir Systems Ltd. High aspect ratio light emitter having high uniformity and directionality
US5309544A (en) * 1992-03-31 1994-05-03 Minnesota Mining And Manufacturing Company Light pipe having optimized cross-section
US5258896A (en) * 1992-06-04 1993-11-02 Minnesota Mining And Manufacturing Company Line light source
US5497294A (en) * 1992-08-07 1996-03-05 Minnesota Mining And Manufacturing Company Conspicuity enhancer
US5897201A (en) * 1993-01-21 1999-04-27 Simon; Jerome H. Architectural lighting distributed from contained radially collimated light
US5339382A (en) * 1993-02-23 1994-08-16 Minnesota Mining And Manufacturing Company Prism light guide luminaire with efficient directional output
US5363470A (en) * 1993-07-08 1994-11-08 Minnesota Mining And Manufacturing Company Displacing an optical lighting film's linear array of grooves to facilitate emission of light
EP0783712A1 (de) * 1994-10-04 1997-07-16 Minnesota Mining And Manufacturing Company Selbststaendiges, lichtgebendes markierungsgeraet
US5700077A (en) * 1995-03-23 1997-12-23 Minnesota Mining And Manufacturing Company Line light source including fluorescent colorant
US5988841A (en) 1995-10-19 1999-11-23 Simon; Jerome H. Multiple beam projection lighting system
AU7455396A (en) * 1995-10-20 1997-05-07 Minnesota Mining And Manufacturing Company Uniform direction dependent line light source
US5692822A (en) * 1995-11-29 1997-12-02 Minnesota Mining & Manufacturing Co. Uniform bi-directional dependent line light source via controlled partial reflection
US5695269A (en) * 1996-01-29 1997-12-09 Delco Electronics Corporation Multi-color display lighting by led
US5661839A (en) 1996-03-22 1997-08-26 The University Of British Columbia Light guide employing multilayer optical film
US5791757A (en) * 1997-04-01 1998-08-11 Ford Global Technologies, Inc. Vehicle lighting system utilizing a uniform thickness thin sheet optical element
AU6388898A (en) * 1997-04-15 1998-11-11 Tir Systems Ltd. Multiple layer dielectric light guide diffuser
US6031958A (en) * 1997-05-21 2000-02-29 Mcgaffigan; Thomas H. Optical light pipes with laser light appearance
DE10011516A1 (de) * 2000-03-09 2001-09-20 Siteco Beleuchtungstech Gmbh Leuchtensystem
US6379027B1 (en) 2000-03-30 2002-04-30 Ruud Lighting, Inc. Light-generating and beam-establishing device
US6508579B1 (en) 2000-05-09 2003-01-21 Alan J. Ruud Lighting apparatus for illuminating well-defined limited areas
US6809892B2 (en) * 2000-07-26 2004-10-26 3M Innovative Properties Company Hollow surface illuminator
JP3998502B2 (ja) 2002-04-05 2007-10-31 スリーエム イノベイティブ プロパティズ カンパニー 視線誘導照明装置
US7600894B1 (en) 2005-12-07 2009-10-13 Simon Jerome H Luminaires and optics for control and distribution of multiple quasi point source light sources such as LEDs
US8356914B2 (en) 2005-12-07 2013-01-22 Simon Jerome H Luminaires and optics for control and distribution of multiple quasi point source light sources such as LEDs
US10175406B2 (en) * 2013-07-15 2019-01-08 L.E.S.S. Ltd. Coherent light waveguide illumination system with speckle noise reducer
CN111968370B (zh) * 2020-08-18 2022-02-22 南京慧尔视智能科技有限公司 一种微波雷达智能可变车道感知系统及方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1394945A (fr) * 1964-02-26 1965-04-09 Comp Generale Electricite Guide d'ondes à section circulaire pour la transmission d'ondes lumineuses ou infrarouges
US3386043A (en) * 1964-07-31 1968-05-28 Bell Telephone Labor Inc Dielectric waveguide, maser amplifier and oscillator
US3506331A (en) * 1967-10-03 1970-04-14 Bell Telephone Labor Inc Optical waveguide
US3583786A (en) * 1969-09-23 1971-06-08 Bell Telephone Labor Inc Optical waveguide formed of cylinders with optically smooth interfaces therebetween
US3832029A (en) * 1972-10-17 1974-08-27 Xerox Corp Self-imaging with an optical tunnel for image formation
US3913872A (en) * 1973-01-18 1975-10-21 Bell & Howell Co Light tunnel for uniformly illuminating an object
JPS5013056A (de) * 1973-06-04 1975-02-10
US4120332A (en) * 1976-09-16 1978-10-17 Davis Elisha C Automatic detachable charging head for pressure tank
US4157209A (en) * 1978-05-23 1979-06-05 Varilite Corporation Optical device having light-mixing element
US4459642A (en) * 1980-07-07 1984-07-10 Kei Mori Optical lighting device
US4422719A (en) * 1981-05-07 1983-12-27 Space-Lyte International, Inc. Optical distribution system including light guide
US4464705A (en) * 1981-05-07 1984-08-07 Horowitz Ross M Dual light source and fiber optic bundle illuminator
US4453803A (en) * 1981-06-25 1984-06-12 Agency Of Industrial Science & Technology Optical waveguide for middle infrared band
US4636036A (en) * 1981-09-17 1987-01-13 Sasib S.P.A. Multi-color traffic signal
JPS5937501A (ja) * 1982-08-26 1984-03-01 Takashi Mori 光ラジエ−タ
US4561043A (en) * 1984-09-27 1985-12-24 Thompson Gary J Decorative light display
US4805984A (en) * 1985-11-21 1989-02-21 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
US4954931A (en) * 1988-07-08 1990-09-04 Parker Hannifin Corporation Linear diffuse light source

Also Published As

Publication number Publication date
CA2031118C (en) 2001-05-29
EP0437069B1 (de) 1994-03-02
AU6765090A (en) 1991-07-11
AU622388B2 (en) 1992-04-02
EP0437069A1 (de) 1991-07-17
KR910014732A (ko) 1991-08-31
MX171438B (es) 1993-10-26
US5043850A (en) 1991-08-27
CA2031118A1 (en) 1991-07-11
JPH0757520A (ja) 1995-03-03
KR100209966B1 (ko) 1999-07-15
ES2049934T3 (es) 1994-05-01
DE69007062T2 (de) 1994-10-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee