JPS5398851A - Luminous body - Google Patents

Luminous body

Info

Publication number
JPS5398851A
JPS5398851A JP1241477A JP1241477A JPS5398851A JP S5398851 A JPS5398851 A JP S5398851A JP 1241477 A JP1241477 A JP 1241477A JP 1241477 A JP1241477 A JP 1241477A JP S5398851 A JPS5398851 A JP S5398851A
Authority
JP
Japan
Prior art keywords
luminous body
torr
phosphor
reliability
display device
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP1241477A
Other languages
Japanese (ja)
Inventor
Akio Maruyama
Tadashi Ishibashi
Kozo Odawara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP1241477A priority Critical patent/JPS5398851A/en
Publication of JPS5398851A publication Critical patent/JPS5398851A/en
Pending legal-status Critical Current

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
    • G02F1/1335—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)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Luminescent Compositions (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

PURPOSE:To reduce the size and weight of a light receiving type display device and improve its reliability by using the spontaneous light emitter which comprises hermetically filling a specific gaseous substance to 300 Torr or over within a cell deposited with phosphor on its inside surfaces.
JP1241477A 1977-02-09 1977-02-09 Luminous body Pending JPS5398851A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1241477A JPS5398851A (en) 1977-02-09 1977-02-09 Luminous body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1241477A JPS5398851A (en) 1977-02-09 1977-02-09 Luminous body

Publications (1)

Publication Number Publication Date
JPS5398851A true JPS5398851A (en) 1978-08-29

Family

ID=11804594

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1241477A Pending JPS5398851A (en) 1977-02-09 1977-02-09 Luminous body

Country Status (1)

Country Link
JP (1) JPS5398851A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597713U (en) * 1978-12-27 1980-07-07
US4715687A (en) * 1986-12-23 1987-12-29 International Business Machines Corporation Color variation in a passively illuminated display using fluorescent light sources
JPH0646359A (en) * 1993-01-18 1994-02-18 Seiko Epson Corp Plane type light emitting device and liquid crystal device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597713U (en) * 1978-12-27 1980-07-07
US4715687A (en) * 1986-12-23 1987-12-29 International Business Machines Corporation Color variation in a passively illuminated display using fluorescent light sources
JPH0646359A (en) * 1993-01-18 1994-02-18 Seiko Epson Corp Plane type light emitting device and liquid crystal device

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