GB9803327D0 - An edge-lit illumination system - Google Patents

An edge-lit illumination system

Info

Publication number
GB9803327D0
GB9803327D0 GBGB9803327.7A GB9803327A GB9803327D0 GB 9803327 D0 GB9803327 D0 GB 9803327D0 GB 9803327 A GB9803327 A GB 9803327A GB 9803327 D0 GB9803327 D0 GB 9803327D0
Authority
GB
United Kingdom
Prior art keywords
edge
illumination system
lit illumination
lit
illumination
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.)
Ceased
Application number
GBGB9803327.7A
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GBGB9803327.7A priority Critical patent/GB9803327D0/en
Publication of GB9803327D0 publication Critical patent/GB9803327D0/en
Priority to AU25372/99A priority patent/AU2537299A/en
Priority to PCT/GB1999/000493 priority patent/WO1999041543A1/en
Priority to ZA9901238A priority patent/ZA991238B/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/003—Lens or lenticular sheet or layer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GBGB9803327.7A 1998-02-17 1998-02-17 An edge-lit illumination system Ceased GB9803327D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GBGB9803327.7A GB9803327D0 (en) 1998-02-17 1998-02-17 An edge-lit illumination system
AU25372/99A AU2537299A (en) 1998-02-17 1999-02-15 An edge-lit illumination system
PCT/GB1999/000493 WO1999041543A1 (en) 1998-02-17 1999-02-15 An edge-lit illumination system
ZA9901238A ZA991238B (en) 1998-02-17 1999-02-16 An edge-lit illumination system.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9803327.7A GB9803327D0 (en) 1998-02-17 1998-02-17 An edge-lit illumination system

Publications (1)

Publication Number Publication Date
GB9803327D0 true GB9803327D0 (en) 1998-04-15

Family

ID=10827126

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9803327.7A Ceased GB9803327D0 (en) 1998-02-17 1998-02-17 An edge-lit illumination system

Country Status (4)

Country Link
AU (1) AU2537299A (en)
GB (1) GB9803327D0 (en)
WO (1) WO1999041543A1 (en)
ZA (1) ZA991238B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1653831A1 (en) * 2003-08-13 2006-05-10 Stephen Neal Picture frame with illumination

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4385343A (en) 1978-12-26 1983-05-24 Plumly George W Edge lighted devices
JP3204999B2 (en) 1990-06-26 2001-09-04 株式会社スタンレー滋賀製作所 Edge light panel
WO1992005535A1 (en) 1990-09-20 1992-04-02 Illumination Research Goup (Properties) Pty.Ltd. A display system
JP2853969B2 (en) * 1994-12-26 1999-02-03 スタンレー電気株式会社 Surface light source device
JPH095739A (en) * 1995-06-22 1997-01-10 Internatl Business Mach Corp <Ibm> Light guiding sheet and manufacture thereof, back light using above described light guiding sheet and liquid crystaldisplay device using above described back light
JPH09325221A (en) * 1996-04-04 1997-12-16 Hitachi Cable Ltd Lighting device
JPH10293212A (en) * 1997-02-18 1998-11-04 Dainippon Printing Co Ltd Backlight and liquid crystal display device

Also Published As

Publication number Publication date
WO1999041543A1 (en) 1999-08-19
AU2537299A (en) 1999-08-30
ZA991238B (en) 1999-08-17

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)