IT975633B - Immagini illuminate intensa mente per aderenza con una lastra trasparente in cui si ottiene la rifessione totale della luce immessa dai bordi - Google Patents

Immagini illuminate intensa mente per aderenza con una lastra trasparente in cui si ottiene la rifessione totale della luce immessa dai bordi

Info

Publication number
IT975633B
IT975633B IT5452372A IT5452372A IT975633B IT 975633 B IT975633 B IT 975633B IT 5452372 A IT5452372 A IT 5452372A IT 5452372 A IT5452372 A IT 5452372A IT 975633 B IT975633 B IT 975633B
Authority
IT
Italy
Prior art keywords
adherence
intense
edges
light input
transparent sheet
Prior art date
Application number
IT5452372A
Other languages
English (en)
Original Assignee
Boschetto C
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 Boschetto C filed Critical Boschetto C
Priority to IT5452372A priority Critical patent/IT975633B/it
Priority to DE19732359460 priority patent/DE2359460A1/de
Priority to NL7316364A priority patent/NL7316364A/xx
Priority to FR7343170A priority patent/FR2210323A5/fr
Priority to CH1704573A priority patent/CH560944A5/xx
Priority to JP48138519A priority patent/JPS4997596A/ja
Application granted granted Critical
Publication of IT975633B publication Critical patent/IT975633B/it

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
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/006—Means 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
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-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)
IT5452372A 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 IT975633B (it)

Priority Applications (6)

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
DE19732359460 DE2359460A1 (de) 1972-12-06 1973-11-29 Vorrichtung zum beleuchten von an ihr angebrachten zeichen
NL7316364A NL7316364A (it) 1972-12-06 1973-11-29
FR7343170A FR2210323A5 (it) 1972-12-06 1973-12-04
CH1704573A CH560944A5 (it) 1972-12-06 1973-12-05
JP48138519A JPS4997596A (it) 1972-12-06 1973-12-06

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
IT975633B true IT975633B (it) 1974-08-10

Family

ID=11287361

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (6)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54119436U (it) * 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 (it) * 1966-04-25 1969-12-09

Also Published As

Publication number Publication date
JPS4997596A (it) 1974-09-14
NL7316364A (it) 1974-06-10
DE2359460A1 (de) 1974-06-12
CH560944A5 (it) 1975-04-15
FR2210323A5 (it) 1974-07-05

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