NL7316364A - - Google Patents

Info

Publication number
NL7316364A
NL7316364A NL7316364A NL7316364A NL7316364A NL 7316364 A NL7316364 A NL 7316364A NL 7316364 A NL7316364 A NL 7316364A NL 7316364 A NL7316364 A NL 7316364A NL 7316364 A NL7316364 A NL 7316364A
Authority
NL
Netherlands
Application number
NL7316364A
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 NL7316364A publication Critical patent/NL7316364A/xx

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/005Means 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
    • G02B6/0055Reflecting element, sheet or layer
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0075Arrangements of multiple light guides
    • G02B6/0076Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0033Means 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
    • G02B6/006Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0075Arrangements of multiple light guides
    • G02B6/0078Side-by-side arrangements, e.g. for large area displays

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Drawing Aids And Blackboards (AREA)
NL7316364A 1972-12-06 1973-11-29 NL7316364A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5452372A IT975633B (it) 1972-12-06 1972-12-06 Immagini illuminate intensa mente per aderenza con una lastra trasparente in cui si ottiene la rifessione totale della luce immessa dai bordi

Publications (1)

Publication Number Publication Date
NL7316364A true NL7316364A (xx) 1974-06-10

Family

ID=11287361

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7316364A NL7316364A (xx) 1972-12-06 1973-11-29

Country Status (6)

Country Link
JP (1) JPS4997596A (xx)
CH (1) CH560944A5 (xx)
DE (1) DE2359460A1 (xx)
FR (1) FR2210323A5 (xx)
IT (1) IT975633B (xx)
NL (1) NL7316364A (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54119436U (xx) * 1978-02-09 1979-08-21
JPS564496A (en) * 1979-06-26 1981-01-17 Towa Engineering Kk Writing board
DE3018099A1 (de) * 1980-05-12 1981-11-19 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur mehrfarbigen optischen darstellung von informationen
JPS5751496A (en) * 1980-09-12 1982-03-26 Aoi Kokuban Seisakusho Kk Fluorescent type copying device
DE3223706A1 (de) * 1982-06-25 1983-12-29 Jobo Labortech Leuchtkoerper fuer durchleutungsfaehige bilder, wie filmbetrachter
JPS58101790U (ja) * 1982-10-18 1983-07-11 株式会社青井黒板製作所 螢光式書写装置
US5165187A (en) * 1987-01-30 1992-11-24 Fiber Sense & Signals Inc. Edge illuminated sign panel
DE3825436A1 (de) * 1987-09-11 1989-03-23 Inotec Gmbh Ges Fuer Innovativ Beleuchtete anzeigeeinheit, insbesondere hausnummer, verkehrsschild, werbetraeger
DE29512834U1 (de) * 1995-08-09 1996-12-12 Gez Ges Elekt Zugausruest Beleuchtungseinrichtung
DE19607822A1 (de) * 1996-03-01 1997-09-04 Roehm Gmbh Aus mehreren Teilen zusammengesetztes Lichtleitelement
DE19748810A1 (de) * 1997-11-05 1999-05-12 Udo Vlasak Lichtwerbeeinheit
US7594349B2 (en) * 2007-02-20 2009-09-29 Elliot Rudell Edge animation multiple image display device
JP6553942B2 (ja) * 2015-05-19 2019-07-31 株式会社ヴァレオジャパン 照明装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4429830Y1 (xx) * 1966-04-25 1969-12-09

Also Published As

Publication number Publication date
JPS4997596A (xx) 1974-09-14
CH560944A5 (xx) 1975-04-15
IT975633B (it) 1974-08-10
FR2210323A5 (xx) 1974-07-05
DE2359460A1 (de) 1974-06-12

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