AT317525T - Light guide light with a non-uniform refractive structure - Google Patents

Light guide light with a non-uniform refractive structure

Info

Publication number
AT317525T
AT317525T AT00126314T AT00126314T AT317525T AT 317525 T AT317525 T AT 317525T AT 00126314 T AT00126314 T AT 00126314T AT 00126314 T AT00126314 T AT 00126314T AT 317525 T AT317525 T AT 317525T
Authority
AT
Austria
Prior art keywords
non
light
uniform refractive
refractive structure
light guide
Prior art date
Application number
AT00126314T
Other languages
German (de)
Inventor
Joachim Leibig
Paola Belloni
Josef Wolkersdorfer
Original Assignee
Siteco Beleuchtungstech Gmbh
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
Priority to DE19957812 priority Critical
Priority to DE19963685 priority
Priority to DE10011304A priority patent/DE10011304B4/en
Application filed by Siteco Beleuchtungstech Gmbh filed Critical Siteco Beleuchtungstech Gmbh
Publication of AT317525T publication Critical patent/AT317525T/en

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means 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
    • G02B6/0038Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/04Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00Refractors for light sources
    • F21V5/02Refractors for light sources of prismatic shape
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00Refractors for light sources
    • F21V5/04Refractors for light sources of lens shape
    • F21V5/045Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0058Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0096Light guides specially adapted for lighting devices or systems the lights guides being of the hollow type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40Lighting for industrial, commercial, recreational or military use
    • F21W2131/402Lighting for industrial, commercial, recreational or military use for working places
AT00126314T 1999-12-01 2000-12-01 Light guide light with a non-uniform refractive structure AT317525T (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19957812 1999-12-01
DE19963685 1999-12-29
DE10011304A DE10011304B4 (en) 2000-03-09 2000-03-09 Lamp with inhomogeneous light output

Publications (1)

Publication Number Publication Date
AT317525T true AT317525T (en) 2006-02-15

Family

ID=27213716

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00126314T AT317525T (en) 1999-12-01 2000-12-01 Light guide light with a non-uniform refractive structure

Country Status (3)

Country Link
EP (1) EP1156268B1 (en)
AT (1) AT317525T (en)
DE (1) DE50012190D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10011304B4 (en) * 2000-03-09 2011-05-05 Siteco Beleuchtungstechnik Gmbh Lamp with inhomogeneous light output
US9316780B2 (en) 2012-11-30 2016-04-19 Rambus Deleware LLC Lighting assembly with defined angular output
DE202015104012U1 (en) * 2015-07-31 2016-11-03 Zumtobel Lighting Gmbh Optical fiber element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5005108A (en) * 1989-02-10 1991-04-02 Lumitex, Inc. Thin panel illuminator
DE69217177T2 (en) * 1991-11-28 1997-05-15 Enplas Corp Surface light source
AT248321T (en) 1996-12-04 2003-09-15 Siteco Beleuchtungstech Gmbh Interior light
US5999685A (en) * 1997-02-07 1999-12-07 Sanyo Electric Co., Ltd. Light guide plate and surface light source using the light guide plate
US6185357B1 (en) 1998-09-10 2001-02-06 Honeywell International Inc. Illumination system using edge-illuminated hollow waveguide and lenticular optical structures

Also Published As

Publication number Publication date
EP1156268A1 (en) 2001-11-21
DE50012190D1 (en) 2006-04-20
EP1156268B1 (en) 2006-02-08

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