SE7808662L - Anordning for att minska inverkan av diffusa och speglande reflexer i ett pa en smalbandigt emitterande ljuskella baserat presentationsorgan - Google Patents

Anordning for att minska inverkan av diffusa och speglande reflexer i ett pa en smalbandigt emitterande ljuskella baserat presentationsorgan

Info

Publication number
SE7808662L
SE7808662L SE7808662A SE7808662A SE7808662L SE 7808662 L SE7808662 L SE 7808662L SE 7808662 A SE7808662 A SE 7808662A SE 7808662 A SE7808662 A SE 7808662A SE 7808662 L SE7808662 L SE 7808662L
Authority
SE
Sweden
Prior art keywords
pct
light source
reducing
diffuses
small
Prior art date
Application number
SE7808662A
Other languages
English (en)
Swedish (sv)
Inventor
L H Thylen
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE7808662A priority Critical patent/SE7808662L/
Priority to GB8028158A priority patent/GB2051404B/en
Priority to US06/193,263 priority patent/US4457579A/en
Priority to PCT/SE1979/000172 priority patent/WO1980000499A1/en
Publication of SE7808662L publication Critical patent/SE7808662L/

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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • G02B27/1093—Beam splitting or combining systems operating by diffraction only for use with monochromatic radiation only, e.g. devices for splitting a single laser source
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic 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
    • 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
    • G02B2027/012—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility comprising devices for attenuating parasitic image effects
    • 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
    • G02B2027/0145—Head-up displays characterised by optical features creating an intermediate image
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
SE7808662A 1978-08-15 1978-08-15 Anordning for att minska inverkan av diffusa och speglande reflexer i ett pa en smalbandigt emitterande ljuskella baserat presentationsorgan SE7808662L (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE7808662A SE7808662L (sv) 1978-08-15 1978-08-15 Anordning for att minska inverkan av diffusa och speglande reflexer i ett pa en smalbandigt emitterande ljuskella baserat presentationsorgan
GB8028158A GB2051404B (en) 1978-08-15 1979-08-14 Arrangement to reduce influence of diffuse and direct reflections in a display device based on a source of light emitting in a narrow band
US06/193,263 US4457579A (en) 1978-08-15 1979-08-14 Arrangement to reduce influence of diffuse and direct reflections in a display device based on a source of light emitting in a narrow band
PCT/SE1979/000172 WO1980000499A1 (en) 1978-08-15 1979-08-14 Arrangement to reduce influence of diffuse and direct reflections in a display device based on a source of light emitting in a narrow band

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7808662A SE7808662L (sv) 1978-08-15 1978-08-15 Anordning for att minska inverkan av diffusa och speglande reflexer i ett pa en smalbandigt emitterande ljuskella baserat presentationsorgan

Publications (1)

Publication Number Publication Date
SE7808662L true SE7808662L (sv) 1980-02-16

Family

ID=20335594

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7808662A SE7808662L (sv) 1978-08-15 1978-08-15 Anordning for att minska inverkan av diffusa och speglande reflexer i ett pa en smalbandigt emitterande ljuskella baserat presentationsorgan

Country Status (4)

Country Link
US (1) US4457579A ( )
GB (1) GB2051404B ( )
SE (1) SE7808662L ( )
WO (1) WO1980000499A1 ( )

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8303619D0 (en) * 1983-02-09 1983-03-16 Secr Defence Colour head-up display system
US4763990A (en) * 1984-02-03 1988-08-16 Flight Dynamics, Inc. Head up display system
US5035474A (en) * 1984-04-16 1991-07-30 Hughes Aircraft Company Biocular holographic helmet mounted display
JPH021773U ( ) * 1988-06-17 1990-01-08
JPH03114433U ( ) * 1990-03-09 1991-11-25
US5202566A (en) * 1991-12-26 1993-04-13 Chika Hani E VDT radiation protection system
FR2703008B1 (fr) † 1993-03-25 1995-06-16 Jaeger Tableau de bord de faible epaisseur notamment pour vehicule automobile.
US5859714A (en) * 1993-11-16 1999-01-12 Asahi Glass Company, Ltd. Head-up display, a combiner used for the head-up display and a method of designing the head-up display
US5907416A (en) * 1997-01-27 1999-05-25 Raytheon Company Wide FOV simulator heads-up display with selective holographic reflector combined
EP1992979B1 (en) * 2007-05-18 2012-01-18 Magneti Marelli S.p.A. Head-up display device for motor-vehicles
DE102011012616A1 (de) * 2011-02-28 2012-08-30 Jos. Schneider Optische Werke Gmbh Display-System zum Erzeugen und Betrachten von dreidimensionalen, farbigen Bildern
JP5941292B2 (ja) * 2012-02-10 2016-06-29 矢崎総業株式会社 車両用表示装置
EP4153422A1 (de) * 2020-05-18 2023-03-29 Saint-Gobain Glass France Verbundscheibe für ein holographisches head-up-display

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3454716A (en) * 1964-01-16 1969-07-08 Rca Corp Luminescent image device and combinations thereof with optical filters
GB1297940A ( ) * 1969-02-28 1972-11-29
US3915548A (en) * 1973-04-30 1975-10-28 Hughes Aircraft Co Holographic lens and liquid crystal image source for head-up display
GB1423947A (en) * 1973-04-30 1976-02-04 Hughes Aircraft Co Holographic lens and liquid crystal image source for head-up display

Also Published As

Publication number Publication date
WO1980000499A1 (en) 1980-03-20
GB2051404B (en) 1983-05-18
GB2051404A (en) 1981-01-14
US4457579A (en) 1984-07-03

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