JPH0289424U - - Google Patents
Info
- Publication number
- JPH0289424U JPH0289424U JP16891888U JP16891888U JPH0289424U JP H0289424 U JPH0289424 U JP H0289424U JP 16891888 U JP16891888 U JP 16891888U JP 16891888 U JP16891888 U JP 16891888U JP H0289424 U JPH0289424 U JP H0289424U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal panel
- display
- polarizing plate
- transmission axis
- 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
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Description
第１図〜第３図は本考案の一実施例を示したも
ので、第１図は液晶表示装置の断面図、第２図は
上偏光板の透過軸方向と表示用液晶パネルの液晶
分子配向方向と色補償用液晶パネルの液晶分子配
向方向と下偏光板の透過軸方向を示す平面図、第
３図は表示用液晶パネルの液晶中に二色性染料を
添加した液晶表示装置と染料無添加の液晶表示装
置の透過率を示す図である。
１……表示用液晶パネル、２……色補償用液晶
パネル、３，４……偏光板、３ａ，４ａ……透過
軸方向、１１ａ，１２ａ，２１ａ，２２ａ……液
晶分子配向方向、Ａ１，Ａ２……液晶、Ｂ……二
色性染料、１３……走査電極、１４……信号電極
、１５，１６，２５，２６……配向膜。
Figures 1 to 3 show an embodiment of the present invention. Figure 1 is a cross-sectional view of a liquid crystal display device, and Figure 2 shows the direction of the transmission axis of the upper polarizing plate and the liquid crystal molecules of the display liquid crystal panel. A plan view showing the alignment direction, the liquid crystal molecule alignment direction of the liquid crystal panel for color compensation, and the transmission axis direction of the lower polarizing plate. Figure 3 shows a liquid crystal display device in which a dichroic dye is added to the liquid crystal of the display liquid crystal panel, and the dye. FIG. 3 is a diagram showing the transmittance of an additive-free liquid crystal display device. 1... Liquid crystal panel for display, 2... Liquid crystal panel for color compensation, 3, 4... Polarizing plate, 3a, 4a... Transmission axis direction, 11a, 12a, 21a, 22a... Liquid crystal molecule orientation direction, A 1 , A2 ...Liquid crystal, B...Dichroic dye, 13...Scanning electrode, 14...Signal electrode, 15, 16, 25, 26...Alignment film.
Claims (1)
７０°のツイスト角でツイスト配列させたＳＴＮ
型の表示用液晶パネルと、この表示用液晶パネル
と同じツイスト角で液晶分子をツイスト配列させ
かつこの液晶分子のツイスト方向を前記表示用液
晶パネルの液晶分子ツイスト方向と逆にしたＳＴ
Ｎ型の色補償用液晶パネルとを積層するとともに
、その両面に一対の偏光板を配置し、かつ前記表
示用液晶パネルと色補償用液晶パネルとの隣接す
る側の基板面における液晶分子配向方向を互いに
ほぼ直交させ、前記一対の偏光板のうち一方の偏
光板の透過軸方向は、この偏光板と隣接する液晶
パネルの前記偏光板側の基板面における液晶分子
配向方向に対して３５°〜５０°の角度で交差す
る方向にし、他方の偏光板の透過軸方向は、前記
一方の偏光板側の透過軸方向とほぼ直交させた二
層型の液晶表示装置において、前記表示用液晶パ
ネルの液晶中に、黒色系の二色性染料を添加した
ことを特徴とする液晶表示装置。 Equipped with display electrodes and with liquid crystal molecules at 200°~2
STN arranged in a twisted arrangement with a twist angle of 70°
type display liquid crystal panel and an ST in which liquid crystal molecules are arranged in a twisted manner at the same twist angle as the display liquid crystal panel, and the twist direction of the liquid crystal molecules is opposite to the liquid crystal molecule twist direction of the display liquid crystal panel.
An N-type color compensation liquid crystal panel is laminated, a pair of polarizing plates are arranged on both sides thereof, and the direction of liquid crystal molecule alignment on the substrate surface on the side where the display liquid crystal panel and the color compensation liquid crystal panel are adjacent to each other is arranged. are substantially perpendicular to each other, and the transmission axis direction of one of the pair of polarizing plates is at an angle of 35° to 35° to the direction of liquid crystal molecule orientation on the substrate surface on the polarizing plate side of the liquid crystal panel adjacent to this polarizing plate. In a two-layer liquid crystal display device, the directions of the display liquid crystal panel are arranged to intersect at an angle of 50°, and the transmission axis direction of the other polarizing plate is substantially perpendicular to the transmission axis direction of the one polarizing plate side. A liquid crystal display device characterized in that a black dichroic dye is added to the liquid crystal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16891888U JPH0289424U (en) | 1988-12-27 | 1988-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16891888U JPH0289424U (en) | 1988-12-27 | 1988-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0289424U true JPH0289424U (en) | 1990-07-16 |
Family
ID=31458520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16891888U Pending JPH0289424U (en) | 1988-12-27 | 1988-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0289424U (en) |
-
1988
- 1988-12-27 JP JP16891888U patent/JPH0289424U/ja active Pending
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