BE719203A - - Google Patents

Info

Publication number
BE719203A
BE719203A BE719203DA BE719203A BE 719203 A BE719203 A BE 719203A BE 719203D A BE719203D A BE 719203DA BE 719203 A BE719203 A BE 719203A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE719203A publication Critical patent/BE719203A/xx

Links

Classifications

    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
    • C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
    • 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
    • F21V5/00—Refractors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
BE719203D 1964-09-25 1968-08-08 BE719203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399237A US3288990A (en) 1964-09-25 1964-09-25 Panel

Publications (1)

Publication Number Publication Date
BE719203A true BE719203A (fr) 1969-01-16

Family

ID=23578727

Family Applications (1)

Application Number Title Priority Date Filing Date
BE719203D BE719203A (fr) 1964-09-25 1968-08-08

Country Status (2)

Country Link
US (1) US3288990A (fr)
BE (1) BE719203A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008139362A1 (fr) 2007-05-09 2008-11-20 Philips Intellectual Property & Standards Gmbh Coiffe pour source lumineuse

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3721818A (en) * 1970-05-18 1973-03-20 Ksh Inc Ceiling mounted luminaire and light-transmitting enclosure therefor
JPS4832389A (fr) * 1971-08-27 1973-04-28
US3763369A (en) * 1971-11-18 1973-10-02 Holophane Co Inc Refractive grid
JPS49105389A (fr) * 1973-02-12 1974-10-05
US4004145A (en) * 1975-02-24 1977-01-18 Ignacio Goytisolo Taltavull Nil-luminance lighting panel
US4242723A (en) * 1979-05-14 1980-12-30 Keene Corporation Low level work area lighting system
JPH0631503Y2 (ja) * 1984-04-26 1994-08-22 旭化成工業株式会社 遮光板
US4772096A (en) * 1984-08-24 1988-09-20 Nissan Motor Company, Limited Light-shader
USRE40227E1 (en) 1985-11-21 2008-04-08 3M Innovative Properties Company Totally internally reflecting thin, flexible film
US5056892A (en) * 1985-11-21 1991-10-15 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
CA1279783C (fr) * 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Pellicule mince et souple reflechissant integralement vers l'interieur
US5193899A (en) * 1989-04-25 1993-03-16 Mitsubishi Rayon Co., Ltd. Planar light-source device and illumination apparatus using the same
US5440467A (en) * 1994-04-22 1995-08-08 Steelcase Inc. Task light
US6712481B2 (en) * 1995-06-27 2004-03-30 Solid State Opto Limited Light emitting panel assemblies
US6280063B1 (en) * 1997-05-09 2001-08-28 3M Innovative Properties Company Brightness enhancement article
US6356389B1 (en) 1999-11-12 2002-03-12 Reflexite Corporation Subwavelength optical microstructure light collimating films
US6570710B1 (en) * 1999-11-12 2003-05-27 Reflexite Corporation Subwavelength optical microstructure light collimating films
DE10011304B4 (de) * 2000-03-09 2011-05-05 Siteco Beleuchtungstechnik Gmbh Leuchte mit inhomogener Lichtabstrahlung
KR101208174B1 (ko) * 2010-07-28 2012-12-04 엘지이노텍 주식회사 광학시트 및 이를 포함하는 발광소자패키지
EP3011372B1 (fr) 2013-06-19 2021-12-08 Bright View Technologies Corporation Diffuseur optique à base d'une microstructure permettant de créer des motifs d'éclairage en aile de chauve-souris et son procédé de fabrication
US10302275B2 (en) 2013-06-19 2019-05-28 Bright View Technologies Corporation Microstructure-based diffusers for creating batwing lighting patterns
US9765949B2 (en) 2013-07-26 2017-09-19 Bright View Technologies Corporation Shaped microstructure-based optical diffusers for creating batwing and other lighting patterns

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067322B (de) * 1959-10-15 Robert Bosch G.M.B.H., Stuttgart Mittel zum Verhüten der Blendwirkung durch Kraftfahrzeugscheinwerfer mit asymmetrischem Abblendlicht
US3069974A (en) * 1959-11-12 1962-12-25 Alvin M Murks Multi-layered light polarizers
US3222515A (en) * 1963-01-03 1965-12-07 Sheffield Plastics Inc Room light control

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008139362A1 (fr) 2007-05-09 2008-11-20 Philips Intellectual Property & Standards Gmbh Coiffe pour source lumineuse

Also Published As

Publication number Publication date
US3288990A (en) 1966-11-29

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