IT987608B - Elemento ottico di segnalazione con strato di cristallo liquido - Google Patents

Elemento ottico di segnalazione con strato di cristallo liquido

Info

Publication number
IT987608B
IT987608B IT2366373A IT2366373A IT987608B IT 987608 B IT987608 B IT 987608B IT 2366373 A IT2366373 A IT 2366373A IT 2366373 A IT2366373 A IT 2366373A IT 987608 B IT987608 B IT 987608B
Authority
IT
Italy
Prior art keywords
liquid crystal
crystal layer
signaling element
optical signaling
optical
Prior art date
Application number
IT2366373A
Other languages
English (en)
Original Assignee
Deutsche Spiegelglas 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 Deutsche Spiegelglas Ag filed Critical Deutsche Spiegelglas Ag
Application granted granted Critical
Publication of IT987608B publication Critical patent/IT987608B/it

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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
    • 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
    • G02F1/133553—Reflecting elements
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/09—Function characteristic transflective

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
IT2366373A 1972-05-06 1973-05-03 Elemento ottico di segnalazione con strato di cristallo liquido IT987608B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722222276 DE2222276B2 (de) 1972-05-06 1972-05-06 Optisches Anzeigeelement mit Flüssigkristallschicht

Publications (1)

Publication Number Publication Date
IT987608B true IT987608B (it) 1975-03-20

Family

ID=5844235

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2366373A IT987608B (it) 1972-05-06 1973-05-03 Elemento ottico di segnalazione con strato di cristallo liquido

Country Status (6)

Country Link
JP (1) JPS49101041A (it)
CH (1) CH552862A (it)
DE (1) DE2222276B2 (it)
FR (1) FR2184300A5 (it)
GB (1) GB1373206A (it)
IT (1) IT987608B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5237483U (it) * 1975-09-10 1977-03-16
DE2930507A1 (de) * 1979-07-27 1981-02-12 Licentia Gmbh Anzeigevorrichtung
DE3120601A1 (de) * 1981-05-23 1982-12-16 Standard Elektrik Lorenz Ag, 7000 Stuttgart Anordnung zur wiedergabe von informationen
US4606611A (en) * 1981-09-16 1986-08-19 Manchester R & D Partnership Enhanced scattering in voltage sensitive encapsulated liquid crystal
US4810063A (en) * 1981-09-16 1989-03-07 Manchester R & D Partnership Enhanced scattering voltage sensitive encapsulated liquid crystal with light directing and interference layer features
GB2118210B (en) * 1982-03-12 1985-10-16 Marconi Co Ltd Reflectors for passive display devices
US4591233A (en) * 1983-03-21 1986-05-27 Manchester R & D Partnership Enhanced scattering in voltage sensitive encapsulated liquid crystal with spaced apart absorber
JP2001209038A (ja) * 1999-11-17 2001-08-03 Nippon Sheet Glass Co Ltd 液晶表示素子用基板

Also Published As

Publication number Publication date
CH552862A (de) 1974-08-15
DE2222276A1 (de) 1973-11-15
FR2184300A5 (it) 1973-12-21
JPS49101041A (it) 1974-09-25
GB1373206A (en) 1974-11-06
DE2222276B2 (de) 1974-10-03

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