ZA991238B - An edge-lit illumination system. - Google Patents

An edge-lit illumination system.

Info

Publication number
ZA991238B
ZA991238B ZA9901238A ZA991238A ZA991238B ZA 991238 B ZA991238 B ZA 991238B ZA 9901238 A ZA9901238 A ZA 9901238A ZA 991238 A ZA991238 A ZA 991238A ZA 991238 B ZA991238 B ZA 991238B
Authority
ZA
South Africa
Prior art keywords
edge
illumination system
lit illumination
lit
illumination
Prior art date
Application number
ZA9901238A
Inventor
John Henry Forster
John Mark Page
Heather Allinson
Original Assignee
Ici Plc
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 Ici Plc filed Critical Ici Plc
Publication of ZA991238B publication Critical patent/ZA991238B/en

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
ZA9901238A 1998-02-17 1999-02-16 An edge-lit illumination system. ZA991238B (en)

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
ZA991238B true ZA991238B (en) 1999-08-17

Family

ID=10827126

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9901238A ZA991238B (en) 1998-02-17 1999-02-16 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
WO2005016081A1 (en) * 2003-08-13 2005-02-24 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
BR9106868A (en) 1990-09-20 1993-07-06 Ilumination Research Group Pro 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
GB9803327D0 (en) 1998-04-15
AU2537299A (en) 1999-08-30
WO1999041543A1 (en) 1999-08-19

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