SE383426B - LIQUID CRYSTAL INDICATOR SCREEN, INCLUDING RETRO REFLECTOR - Google Patents

LIQUID CRYSTAL INDICATOR SCREEN, INCLUDING RETRO REFLECTOR

Info

Publication number
SE383426B
SE383426B SE7314370A SE7314370A SE383426B SE 383426 B SE383426 B SE 383426B SE 7314370 A SE7314370 A SE 7314370A SE 7314370 A SE7314370 A SE 7314370A SE 383426 B SE383426 B SE 383426B
Authority
SE
Sweden
Prior art keywords
liquid crystal
crystal indicator
indicator screen
retro reflector
including retro
Prior art date
Application number
SE7314370A
Other languages
Swedish (sv)
Inventor
W Greubel
H Kruger
U Wolff
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
Priority claimed from DE19722251998 external-priority patent/DE2251998C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of SE383426B publication Critical patent/SE383426B/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
    • G02F1/133553—Reflecting elements

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)
SE7314370A 1972-10-24 1973-10-23 LIQUID CRYSTAL INDICATOR SCREEN, INCLUDING RETRO REFLECTOR SE383426B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722251998 DE2251998C3 (en) 1972-10-24 Liquid crystal display screen

Publications (1)

Publication Number Publication Date
SE383426B true SE383426B (en) 1976-03-08

Family

ID=5859853

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7314370A SE383426B (en) 1972-10-24 1973-10-23 LIQUID CRYSTAL INDICATOR SCREEN, INCLUDING RETRO REFLECTOR

Country Status (8)

Country Link
BE (1) BE806459A (en)
CH (1) CH555579A (en)
FR (1) FR2325307A5 (en)
GB (1) GB1450423A (en)
IT (1) IT1001597B (en)
LU (1) LU68664A1 (en)
NL (1) NL7313880A (en)
SE (1) SE383426B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4220762A1 (en) * 1991-06-26 1993-01-07 Samsung Electronic Devices CARD WITH PATTERN AND / OR IMAGE DISPLAY FUNCTION
NL1038494C2 (en) 2011-01-06 2012-07-10 Triggered Emotions Patents B V Device and method for attracting attention in gift artifacts, stationary, books and packaging material.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2882632A (en) * 1955-10-25 1959-04-21 Prismo Safety Corp Marker material and method
US3383789A (en) * 1965-03-08 1968-05-21 Thomas E. Armstrong Reflex-reflective sign structure
DE2028089A1 (en) * 1969-06-11 1971-01-28 Kabushiki Kaisha Suwa Seikosha, Tokio Electronic screen device
US3700305A (en) * 1970-12-14 1972-10-24 Minnesota Mining & Mfg Retroreflective microspheres having a dielectric mirror on a portion of their surface and retroreflective constructions containing such microspheres

Also Published As

Publication number Publication date
GB1450423A (en) 1976-09-22
IT1001597B (en) 1976-04-30
LU68664A1 (en) 1974-01-03
NL7313880A (en) 1974-04-26
FR2325307A5 (en) 1977-04-15
BE806459A (en) 1974-02-15
DE2251998A1 (en) 1974-05-02
CH555579A (en) 1974-10-31
DE2251998B2 (en) 1976-01-22

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