JPH0351415U - - Google Patents
Info
- Publication number
- JPH0351415U JPH0351415U JP11318489U JP11318489U JPH0351415U JP H0351415 U JPH0351415 U JP H0351415U JP 11318489 U JP11318489 U JP 11318489U JP 11318489 U JP11318489 U JP 11318489U JP H0351415 U JPH0351415 U JP H0351415U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal cell
- color compensation
- display
- stn
- 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 18
- 210000002858 crystal cell Anatomy 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000010287 polarization Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
Description
第１図〜第５図は本考案の一実施例を示したも
ので、第１図は二層型ＳＴＮ液晶表示素子の断面
図、第２図は表示用液晶セルおよび色補償用液晶
セルの液晶分子配向方向と偏光板の偏光軸の方向
を示す平面図、第３図は二層型ＳＴＮ液晶表示素
子を高デユーテイでマルチプレツクス駆動したと
きの駆動電圧に対する光透過率の変化を示す図、
第４図および第５図はそれぞれ白色表示状態にお
ける色度図である。第６図は従来の二層型ＳＴＮ
液晶表示素子の白色表示状態における色度図であ
る。
１……表示用液晶セル、１３……液晶、２……
色補償用液晶セル、２３……液晶、２４……二色
性染料、３，４……偏光板。
Figures 1 to 5 show an embodiment of the present invention. Figure 1 is a cross-sectional view of a two-layer STN liquid crystal display element, and Figure 2 is a cross-sectional view of a display liquid crystal cell and a color compensation liquid crystal cell. FIG. 3 is a plan view showing the orientation direction of liquid crystal molecules and the direction of the polarization axis of the polarizing plate; FIG. 3 is a diagram showing changes in light transmittance with respect to driving voltage when a two-layer STN liquid crystal display element is multiplex driven at high duty;
FIGS. 4 and 5 are chromaticity diagrams in a white display state, respectively. Figure 6 shows a conventional two-layer STN
It is a chromaticity diagram of a liquid crystal display element in a white display state. 1...Display liquid crystal cell, 13...Liquid crystal, 2...
Color compensation liquid crystal cell, 23...liquid crystal, 24...dichroic dye, 3, 4...polarizing plate.
Claims (1)
射側に、この表示用液晶セルの液晶分子のツイス
ト方向と逆方向に液晶分子をツイスト配列させた
ＳＴＮ型の色補償用液晶セルを配置した二層型の
ＳＴＮ液晶表示素子において、前記色補償用液晶
セルの液晶中に、４５０ｎｍ〜５５０ｎｍの範囲
に吸収極大波長をもつ二色性染料を添加したこと
を特徴とする二層型ＳＴＮ液晶表示素子。 An STN type color compensation liquid crystal cell in which liquid crystal molecules are twisted in a direction opposite to the twist direction of the liquid crystal molecules of this display liquid crystal cell is arranged on the light incident side or light output side of the STN type display liquid crystal cell. A two-layer STN liquid crystal display element, characterized in that a dichroic dye having a maximum absorption wavelength in the range of 450 nm to 550 nm is added to the liquid crystal of the color compensation liquid crystal cell. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11318489U JPH0351415U (en) | 1989-09-27 | 1989-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11318489U JPH0351415U (en) | 1989-09-27 | 1989-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0351415U true JPH0351415U (en) | 1991-05-20 |
Family
ID=31661606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11318489U Pending JPH0351415U (en) | 1989-09-27 | 1989-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0351415U (en) |
-
1989
- 1989-09-27 JP JP11318489U patent/JPH0351415U/ja active Pending