KR920012996A - Lcd용 적색 필터 - Google Patents

Lcd용 적색 필터 Download PDF

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Publication number
KR920012996A
KR920012996A KR1019900020972A KR900020972A KR920012996A KR 920012996 A KR920012996 A KR 920012996A KR 1019900020972 A KR1019900020972 A KR 1019900020972A KR 900020972 A KR900020972 A KR 900020972A KR 920012996 A KR920012996 A KR 920012996A
Authority
KR
South Korea
Prior art keywords
red filter
dye
lcd
red
rhodamine
Prior art date
Application number
KR1019900020972A
Other languages
English (en)
Other versions
KR930006715B1 (ko
Inventor
성연국
남용현
배재우
Original Assignee
김정배
삼성전관 주식회사
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 김정배, 삼성전관 주식회사 filed Critical 김정배
Priority to KR1019900020972A priority Critical patent/KR930006715B1/ko
Priority to JP3325579A priority patent/JPH04274410A/ja
Priority to US07/804,729 priority patent/US5541750A/en
Publication of KR920012996A publication Critical patent/KR920012996A/ko
Application granted granted Critical
Publication of KR930006715B1 publication Critical patent/KR930006715B1/ko

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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

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Filters (AREA)

Abstract

내용 없음

Description

LCD용 적색 필터
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 통상적인 칼라 LCD의 단면도, 제2도는 통상적인 LCD용 배면광의 스펙트럼.

Claims (4)

  1. 투명 도전막이 도포된 기판의 상부에 형성되고 염료등으로 이루어진 LCD용 적색 필터에 있어서, 상기 적색 필터가 관계식 T540~T550≤T560~T580을 만족하는 LCD용적색필터, (여기서 T540,T550,T560및T580은 각각 540㎚,550㎚,560㎚및 580㎚파장에서의 투과율을 나타낸다)
  2. 제1항에 있어서, 배면 광원이 상기 적색 필터를 통과하여 나온 스펙트럼의 파장영역 450㎚에서 570㎚에서의 투과율이 20%이하인 것을 특징으로 하는 LCD용 적색 필터.
  3. 제1항에 있어서, 상기 적색 필터가 로다민계통의 염료로 애시드레드 52, 애시드 레드 486, 로다민 6 지씨티중 적어도 하나를 포함하여 이루어지는 것을 특징으로 하는 LCD용 적색 필터.
  4. 제3항에 있어서, 상기 염료가 염료혼합코팅 처리되거나 또는 이중코팅 처리되는 것을 특징으로 하는 LCD용 적색 필터.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900020972A 1990-12-13 1990-12-18 Lcd용 적색필터 KR930006715B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019900020972A KR930006715B1 (ko) 1990-12-18 1990-12-18 Lcd용 적색필터
JP3325579A JPH04274410A (ja) 1990-12-13 1991-12-10 液晶表示素子用カラーフィルター
US07/804,729 US5541750A (en) 1990-12-13 1991-12-11 Color filter for a liquid crystal display using at least one of acid red 52, acid red 486, and rhodamine 6 GCT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900020972A KR930006715B1 (ko) 1990-12-18 1990-12-18 Lcd용 적색필터

Publications (2)

Publication Number Publication Date
KR920012996A true KR920012996A (ko) 1992-07-28
KR930006715B1 KR930006715B1 (ko) 1993-07-23

Family

ID=19307816

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900020972A KR930006715B1 (ko) 1990-12-13 1990-12-18 Lcd용 적색필터

Country Status (1)

Country Link
KR (1) KR930006715B1 (ko)

Also Published As

Publication number Publication date
KR930006715B1 (ko) 1993-07-23

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