ZA966248B - Structured surface light extraction overlay and illumination system. - Google Patents

Structured surface light extraction overlay and illumination system.

Info

Publication number
ZA966248B
ZA966248B ZA9606248A ZA966248A ZA966248B ZA 966248 B ZA966248 B ZA 966248B ZA 9606248 A ZA9606248 A ZA 9606248A ZA 966248 A ZA966248 A ZA 966248A ZA 966248 B ZA966248 B ZA 966248B
Authority
ZA
South Africa
Prior art keywords
light
light guide
structured surface
angle
fiber
Prior art date
Application number
ZA9606248A
Other languages
English (en)
Inventor
Roger Henry Appeldorn
David Jon Lundin
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of ZA966248B publication Critical patent/ZA966248B/xx

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
    • 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
    • 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
    • G02B6/0005—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 of the fibre type
    • G02B6/001—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 of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2817—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using reflective elements to split or combine optical signals
    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Wire Bonding (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
ZA9606248A 1995-08-23 1996-07-23 Structured surface light extraction overlay and illumination system. ZA966248B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/518,337 US5631994A (en) 1995-08-23 1995-08-23 Structured surface light extraction overlay and illumination system

Publications (1)

Publication Number Publication Date
ZA966248B true ZA966248B (en) 1998-01-23

Family

ID=24063503

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9606248A ZA966248B (en) 1995-08-23 1996-07-23 Structured surface light extraction overlay and illumination system.

Country Status (11)

Country Link
US (1) US5631994A (xx)
EP (1) EP0846241B1 (xx)
JP (1) JPH11512191A (xx)
KR (1) KR19990044014A (xx)
AT (1) ATE225014T1 (xx)
AU (1) AU6407496A (xx)
CA (1) CA2227618A1 (xx)
DE (1) DE69623974T2 (xx)
NO (1) NO980402L (xx)
WO (1) WO1997008490A1 (xx)
ZA (1) ZA966248B (xx)

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US7672549B2 (en) * 2007-09-10 2010-03-02 Banyan Energy, Inc. Solar energy concentrator
JP2010539428A (ja) * 2007-09-10 2010-12-16 バンヤン エナジー，インコーポレイテッド 光エネルギーの集光、統合及び照射用小型光学系
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Also Published As

Publication number Publication date
EP0846241A1 (en) 1998-06-10
MX9801304A (es) 1998-05-31
CA2227618A1 (en) 1997-03-06
DE69623974D1 (de) 2002-10-31
NO980402L (no) 1998-02-23
WO1997008490A1 (en) 1997-03-06
EP0846241B1 (en) 2002-09-25
JPH11512191A (ja) 1999-10-19
US5631994A (en) 1997-05-20
AU6407496A (en) 1997-03-19
NO980402D0 (no) 1998-01-29
ATE225014T1 (de) 2002-10-15
KR19990044014A (ko) 1999-06-25
DE69623974T2 (de) 2003-01-23

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