IT7920469A0 - Dispositivo indicatore contenente una fotovalvola e una lastra fluorescente. - Google Patents

Dispositivo indicatore contenente una fotovalvola e una lastra fluorescente.

Info

Publication number
IT7920469A0
IT7920469A0 IT7920469A IT2046979A IT7920469A0 IT 7920469 A0 IT7920469 A0 IT 7920469A0 IT 7920469 A IT7920469 A IT 7920469A IT 2046979 A IT2046979 A IT 2046979A IT 7920469 A0 IT7920469 A0 IT 7920469A0
Authority
IT
Italy
Prior art keywords
photovalve
device containing
indicator device
fluorescent plate
fluorescent
Prior art date
Application number
IT7920469A
Other languages
English (en)
Other versions
IT1111795B (it
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 IT7920469A0 publication Critical patent/IT7920469A0/it
Application granted granted Critical
Publication of IT1111795B publication Critical patent/IT1111795B/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
    • G02F1/1336—Illuminating devices
    • G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
IT20469/79A 1978-02-27 1979-02-23 Dispositivo indicatore contenente una fotovalvola e una lastra fluorescente IT1111795B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2808268A DE2808268C2 (de) 1978-02-27 1978-02-27 Anzeigevorrichtung mit einem plattenförmigen Lichtventil und einer Fluoreszenzplatte

Publications (2)

Publication Number Publication Date
IT7920469A0 true IT7920469A0 (it) 1979-02-23
IT1111795B IT1111795B (it) 1986-01-13

Family

ID=6033002

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20469/79A IT1111795B (it) 1978-02-27 1979-02-23 Dispositivo indicatore contenente una fotovalvola e una lastra fluorescente

Country Status (6)

Country Link
US (1) US4235527A (it)
JP (1) JPS54123899A (it)
DE (1) DE2808268C2 (it)
FR (1) FR2418507A1 (it)
GB (1) GB2017373B (it)
IT (1) IT1111795B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57204515A (en) * 1981-06-11 1982-12-15 Seiko Epson Corp Liquid crystal display body
US4772885A (en) * 1984-11-22 1988-09-20 Ricoh Company, Ltd. Liquid crystal color display device
GB2201280B (en) * 1985-01-22 1989-12-20 Sharp Kk Liquid crystal display device
US4799771A (en) * 1985-01-22 1989-01-24 Sharp Kabushiki Kaisha Liquid crystal display with stopper pins in guide means
JP2001215614A (ja) * 2000-02-04 2001-08-10 Nec Corp 投射型液晶表示装置
US7150556B2 (en) * 2004-01-16 2006-12-19 Heng Sheng Kuo Light source structure
KR20060080409A (ko) * 2005-01-05 2006-07-10 삼성에스디아이 주식회사 플라즈마 디스플레이 패널의 직부착 필터의 접지용브라켓의 장착방법 및 그 장착구조

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3722206A (en) * 1971-03-01 1973-03-27 Hmw Industries Self-illuminated liquid crystal timepiece
DE7426201U (de) * 1974-08-01 1974-11-14 Gebrueder Junghans Gmbh Flüssigkristall-Anzeigeeinrichtung, insbesondere für Kleinuhren
DE2554226C3 (de) * 1975-12-03 1985-07-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V., 8000 Muenchen Strahlungskollektor und -verdichter in Form einer fluoreszierenden Kunststoffplatte
AT351615B (de) * 1975-12-03 1979-08-10 Siemens Ag Anordnung zur passiven helligkeitsverstaerkung von ein- oder mehrfarbigen anzeigevor- richtungen

Also Published As

Publication number Publication date
GB2017373A (en) 1979-10-03
DE2808268C2 (de) 1980-04-24
US4235527A (en) 1980-11-25
JPS54123899A (en) 1979-09-26
IT1111795B (it) 1986-01-13
DE2808268B1 (de) 1979-08-16
GB2017373B (en) 1982-02-10
FR2418507A1 (fr) 1979-09-21

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