GB8309871D0 - Display apparatus - Google Patents

Display apparatus

Info

Publication number
GB8309871D0
GB8309871D0 GB838309871A GB8309871A GB8309871D0 GB 8309871 D0 GB8309871 D0 GB 8309871D0 GB 838309871 A GB838309871 A GB 838309871A GB 8309871 A GB8309871 A GB 8309871A GB 8309871 D0 GB8309871 D0 GB 8309871D0
Authority
GB
United Kingdom
Prior art keywords
display apparatus
display
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.)
Granted
Application number
GB838309871A
Other versions
GB2120397B (en
GB2120397A (en
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.)
Qioptiq Ltd
Original Assignee
Pilkington PE Ltd
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 Pilkington PE Ltd filed Critical Pilkington PE Ltd
Priority to GB08309871A priority Critical patent/GB2120397B/en
Publication of GB8309871D0 publication Critical patent/GB8309871D0/en
Publication of GB2120397A publication Critical patent/GB2120397A/en
Application granted granted Critical
Publication of GB2120397B publication Critical patent/GB2120397B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13725—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction
    • 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
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual 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
    • G02B27/0149—Head-up displays characterised by mechanical features
    • G02B2027/0165—Head-up displays characterised by mechanical features associated with a head-down display

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
GB08309871A 1982-05-14 1983-04-12 Improvements in or relating to display apparatus Expired GB2120397B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08309871A GB2120397B (en) 1982-05-14 1983-04-12 Improvements in or relating to display apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8214145 1982-05-14
GB08309871A GB2120397B (en) 1982-05-14 1983-04-12 Improvements in or relating to display apparatus

Publications (3)

Publication Number Publication Date
GB8309871D0 true GB8309871D0 (en) 1983-05-18
GB2120397A GB2120397A (en) 1983-11-30
GB2120397B GB2120397B (en) 1985-10-02

Family

ID=26282838

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08309871A Expired GB2120397B (en) 1982-05-14 1983-04-12 Improvements in or relating to display apparatus

Country Status (1)

Country Link
GB (1) GB2120397B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61130928A (en) * 1984-11-19 1986-06-18 テクトロニツクス・インコーポレイテツド Variable transmission characteristic optical filter
US11573420B2 (en) 2020-05-27 2023-02-07 Honeywell International Inc. Augmented reality systems with dynamic see-through transmittance control

Also Published As

Publication number Publication date
GB2120397B (en) 1985-10-02
GB2120397A (en) 1983-11-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee