[go: up one dir, main page]

GB2411947B - Light guide assembly - Google Patents

Light guide assembly

Info

Publication number
GB2411947B
GB2411947B GB0405525A GB0405525A GB2411947B GB 2411947 B GB2411947 B GB 2411947B GB 0405525 A GB0405525 A GB 0405525A GB 0405525 A GB0405525 A GB 0405525A GB 2411947 B GB2411947 B GB 2411947B
Authority
GB
United Kingdom
Prior art keywords
light guide
guide assembly
assembly
light
guide
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.)
Expired - Fee Related
Application number
GB0405525A
Other versions
GB2411947A (en
GB0405525D0 (en
Inventor
Robert James Neil Mclean
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.)
Buehler UK Ltd
Original Assignee
Sortex 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 Sortex Ltd filed Critical Sortex Ltd
Priority to GB0405525A priority Critical patent/GB2411947B/en
Publication of GB0405525D0 publication Critical patent/GB0405525D0/en
Priority to PCT/GB2005/000956 priority patent/WO2005088366A2/en
Publication of GB2411947A publication Critical patent/GB2411947A/en
Application granted granted Critical
Publication of GB2411947B publication Critical patent/GB2411947B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0025—Combination of two or more reflectors for a single light source

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB0405525A 2004-03-11 2004-03-11 Light guide assembly Expired - Fee Related GB2411947B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0405525A GB2411947B (en) 2004-03-11 2004-03-11 Light guide assembly
PCT/GB2005/000956 WO2005088366A2 (en) 2004-03-11 2005-03-11 Light guide assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0405525A GB2411947B (en) 2004-03-11 2004-03-11 Light guide assembly

Publications (3)

Publication Number Publication Date
GB0405525D0 GB0405525D0 (en) 2004-04-21
GB2411947A GB2411947A (en) 2005-09-14
GB2411947B true GB2411947B (en) 2007-07-11

Family

ID=32117497

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0405525A Expired - Fee Related GB2411947B (en) 2004-03-11 2004-03-11 Light guide assembly

Country Status (2)

Country Link
GB (1) GB2411947B (en)
WO (1) WO2005088366A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2464508B (en) * 2008-10-17 2012-04-25 Buhler Sortex Ltd Light guide and illumination assembly incorporating the same
EP3263233A1 (en) 2016-06-28 2018-01-03 Buhler Sortex Ltd. Illumination devices

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621309A (en) * 1984-03-31 1986-11-04 Trilux-Lenze Gmbh + Co. Kg Elongated luminaire
US5117342A (en) * 1990-10-16 1992-05-26 Vlah John A Universal fit longeron supported louver system
US5961198A (en) * 1996-02-02 1999-10-05 Hitachi, Ltd. Liquid crystal display device and method of manufacturing backlighting light guide panel therefor
WO2002040919A2 (en) * 2000-11-16 2002-05-23 Arkadiusz Kazmierczak Edge lighted optical device
JP2003045214A (en) * 2001-07-27 2003-02-14 Airesu Denshi Kogyo Kk Light-emitting device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB308669A (en) * 1927-11-24 1929-03-25 William Albert Burns Improvements in the illumination and working of advertising signs
JPH11284803A (en) * 1998-03-27 1999-10-15 Citizen Electronics Co Ltd Linear light source unit
EP1143193A3 (en) * 2000-04-07 2002-11-20 Glättli Hansheinrich Lighting device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621309A (en) * 1984-03-31 1986-11-04 Trilux-Lenze Gmbh + Co. Kg Elongated luminaire
US5117342A (en) * 1990-10-16 1992-05-26 Vlah John A Universal fit longeron supported louver system
US5961198A (en) * 1996-02-02 1999-10-05 Hitachi, Ltd. Liquid crystal display device and method of manufacturing backlighting light guide panel therefor
WO2002040919A2 (en) * 2000-11-16 2002-05-23 Arkadiusz Kazmierczak Edge lighted optical device
JP2003045214A (en) * 2001-07-27 2003-02-14 Airesu Denshi Kogyo Kk Light-emitting device

Also Published As

Publication number Publication date
WO2005088366A2 (en) 2005-09-22
WO2005088366A3 (en) 2008-12-31
GB2411947A (en) 2005-09-14
GB0405525D0 (en) 2004-04-21

Similar Documents

Publication Publication Date Title
GB0408347D0 (en) Light guide device
GB2428490B (en) Optical assembly
TWI367927B (en) Optical elemetn
EP1817618A4 (en) Light diffusing tip
GB2433838B (en) Light emitting device
GB0413747D0 (en) Optical keyboard
EP1808640A4 (en) Light emitting device
GB2430762B (en) Light source arrangement
GB2435937B (en) Light guide
GB0514493D0 (en) Optical assembly
GB0410640D0 (en) Support guide
GB2411947B (en) Light guide assembly
GB2411512B (en) Illumination assembly
EP1912082A4 (en) Light diffusion member
GB0426867D0 (en) Light fitting
TWI341412B (en) Light guide plate
GB0504575D0 (en) Optical assembly
TWI340277B (en) Light guide plate
GB0316775D0 (en) Light assembly
EP1869362A4 (en) Operation light
GB2412255B (en) Light emitting device
GB0404829D0 (en) Optical readhead
HU0400297V0 (en) Light transparation space-element
HU0400298V0 (en) Light transparation space-element
HU0402200D0 (en) Solarium with light guide

Legal Events

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

Effective date: 20150311