FR2986873B1 - PROJECTION DEVICE - Google Patents

PROJECTION DEVICE

Info

Publication number
FR2986873B1
FR2986873B1 FR1200435A FR1200435A FR2986873B1 FR 2986873 B1 FR2986873 B1 FR 2986873B1 FR 1200435 A FR1200435 A FR 1200435A FR 1200435 A FR1200435 A FR 1200435A FR 2986873 B1 FR2986873 B1 FR 2986873B1
Authority
FR
France
Prior art keywords
projection device
projection
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.)
Active
Application number
FR1200435A
Other languages
French (fr)
Other versions
FR2986873A1 (en
Inventor
Maryline Thorailler
Francois Grandclerc
Michael Irzyk
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.)
Valeo Systemes Thermiques SAS
Original Assignee
Valeo Systemes Thermiques SAS
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 Valeo Systemes Thermiques SAS filed Critical Valeo Systemes Thermiques SAS
Priority to FR1200435A priority Critical patent/FR2986873B1/en
Publication of FR2986873A1 publication Critical patent/FR2986873A1/en
Application granted granted Critical
Publication of FR2986873B1 publication Critical patent/FR2986873B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • 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
    • G02B27/48—Laser speckle optics
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0118—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Instrument Panels (AREA)
FR1200435A 2012-02-15 2012-02-15 PROJECTION DEVICE Active FR2986873B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1200435A FR2986873B1 (en) 2012-02-15 2012-02-15 PROJECTION DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1200435A FR2986873B1 (en) 2012-02-15 2012-02-15 PROJECTION DEVICE

Publications (2)

Publication Number Publication Date
FR2986873A1 FR2986873A1 (en) 2013-08-16
FR2986873B1 true FR2986873B1 (en) 2017-01-20

Family

ID=46785467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1200435A Active FR2986873B1 (en) 2012-02-15 2012-02-15 PROJECTION DEVICE

Country Status (1)

Country Link
FR (1) FR2986873B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3016053B1 (en) * 2013-12-30 2017-04-21 Valeo Etudes Electroniques SYSTEM AND METHOD FOR LIGHT BEAM SCANNING VIDEO PROJECTION, HIGH HEAD DISPLAY, AND ADAPTIVE LIGHTING DEVICE FOR MOTOR VEHICLE USING SUCH A SYSTEM.
JP6516223B2 (en) * 2015-06-30 2019-05-22 パナソニックＩｐマネジメント株式会社 Display device
JP6489371B2 (en) 2015-07-01 2019-03-27 パナソニックＩｐマネジメント株式会社 Display device
FR3062490B1 (en) 2017-02-02 2020-03-06 Valeo Comfort And Driving Assistance IMAGE FORMING DEVICE AND HIGH HEAD DISPLAY COMPRISING SUCH A DEVICE

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035068A (en) * 1975-06-25 1977-07-12 Xerox Corporation Speckle minimization in projection displays by reducing spatial coherence of the image light
US5534950A (en) * 1993-10-04 1996-07-09 Laser Power Corporation High resolution image projection system and method employing lasers
WO2010078662A1 (en) * 2009-01-09 2010-07-15 Optotune Ag Electroactive optical device
US20100296533A1 (en) * 2009-05-21 2010-11-25 Silverstein Barry D Projection with slow relay and fast projection subsystems
EP2278382A1 (en) * 2009-07-20 2011-01-26 Delphi Technologies, Inc. A head-up display system including a coherence increasing device
US20140176397A1 (en) * 2011-03-11 2014-06-26 Johnson Controls Gmbh Display device for a vehicle, and a method for operating such a display device

Also Published As

Publication number Publication date
FR2986873A1 (en) 2013-08-16

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