IT1110528B - LIQUID CRYSTAL INDICATOR DEVICE WITH A FLUORESCENT PLATE - Google Patents

LIQUID CRYSTAL INDICATOR DEVICE WITH A FLUORESCENT PLATE

Info

Publication number
IT1110528B
IT1110528B IT20068/79A IT2006879A IT1110528B IT 1110528 B IT1110528 B IT 1110528B IT 20068/79 A IT20068/79 A IT 20068/79A IT 2006879 A IT2006879 A IT 2006879A IT 1110528 B IT1110528 B IT 1110528B
Authority
IT
Italy
Prior art keywords
liquid crystal
crystal indicator
indicator device
fluorescent plate
fluorescent
Prior art date
Application number
IT20068/79A
Other languages
Italian (it)
Other versions
IT7920068A0 (en
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IT7920068A0 publication Critical patent/IT7920068A0/en
Application granted granted Critical
Publication of IT1110528B publication Critical patent/IT1110528B/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13725—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
IT20068/79A 1978-02-13 1979-02-09 LIQUID CRYSTAL INDICATOR DEVICE WITH A FLUORESCENT PLATE IT1110528B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2805884A DE2805884C3 (en) 1978-02-13 1978-02-13 Liquid crystal display device with a fluorescent panel

Publications (2)

Publication Number Publication Date
IT7920068A0 IT7920068A0 (en) 1979-02-09
IT1110528B true IT1110528B (en) 1985-12-23

Family

ID=6031761

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20068/79A IT1110528B (en) 1978-02-13 1979-02-09 LIQUID CRYSTAL INDICATOR DEVICE WITH A FLUORESCENT PLATE

Country Status (5)

Country Link
JP (1) JPS54121155A (en)
DE (1) DE2805884C3 (en)
FR (1) FR2417155A1 (en)
GB (1) GB2017372B (en)
IT (1) IT1110528B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3004648C2 (en) * 1980-02-08 1982-05-06 Standard Elektrik Lorenz Ag, 7000 Stuttgart Vacuum indicator
JPS56122866U (en) * 1980-02-20 1981-09-18
JPS56128979U (en) * 1980-02-27 1981-09-30
JPS56133025U (en) * 1980-03-11 1981-10-08
JPS56128921A (en) * 1980-03-14 1981-10-08 Dainippon Printing Co Ltd Manufacture of electrode substrate for liquid-crystal display element
JPS56128920A (en) * 1980-03-14 1981-10-08 Dainippon Printing Co Ltd Manufacture of electrode substrate for liquid-crystal display element
US4678285A (en) * 1984-01-13 1987-07-07 Ricoh Company, Ltd. Liquid crystal color display device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1336254A (en) * 1972-03-17 1973-11-07 Acheson Ind Inc Devices
DE2619367A1 (en) * 1976-04-30 1977-11-17 Siemens Ag LIQUID CRYSTAL DISPLAY WITH ADDITIONAL LIGHTING

Also Published As

Publication number Publication date
DE2805884B2 (en) 1979-12-06
GB2017372B (en) 1982-03-03
IT7920068A0 (en) 1979-02-09
JPS54121155A (en) 1979-09-20
DE2805884C3 (en) 1980-08-21
DE2805884A1 (en) 1979-08-16
GB2017372A (en) 1979-10-03
FR2417155A1 (en) 1979-09-07

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