JPH0298332U - - Google Patents
Info
- Publication number
- JPH0298332U JPH0298332U JP548889U JP548889U JPH0298332U JP H0298332 U JPH0298332 U JP H0298332U JP 548889 U JP548889 U JP 548889U JP 548889 U JP548889 U JP 548889U JP H0298332 U JPH0298332 U JP H0298332U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- light
- light source
- display device
- crystal display
- 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 10
- 238000005286 illumination Methods 0.000 claims description 4
- 210000002858 crystal cell Anatomy 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案による液晶表示装置の一実施例
を示す概略断面図、第２図は第１図の液晶表示装
置における照明光度分布を示すグラフである。第
３図は従来の液晶表示装置の一例を示す概略断面
図、第４図は第３図の液晶表示装置における照明
光度分布を示すグラフである。
１０…液晶表示装置、１１…液晶セル、１２…
光拡散板、１３…冷陰極管、１４…ランプハウス
、１４ａ…平坦部分、１４ｂ，１４ｃ…傾斜部分
、１５…半透光性遮光フイルム。
FIG. 1 is a schematic sectional view showing an embodiment of a liquid crystal display device according to the present invention, and FIG. 2 is a graph showing the illumination luminous intensity distribution in the liquid crystal display device of FIG. FIG. 3 is a schematic cross-sectional view showing an example of a conventional liquid crystal display device, and FIG. 4 is a graph showing the illumination luminous intensity distribution in the liquid crystal display device of FIG. 10...Liquid crystal display device, 11...Liquid crystal cell, 12...
Light diffusing plate, 13...cold cathode tube, 14...lamp house, 14a...flat portion, 14b, 14c...slanted portion, 15...semi-transparent light-shielding film.
Claims (1)
された光拡散板と、該光拡散板の下方に配設され
た冷陰極管等で成る照明光源と、上記光拡散板の
下方領域で該照明光源を包囲するように上方へ向
かつて実質的に凹状に形成されたランプハウスと
を含んでいる透過型液晶表示装置において、 上記光源の上記光拡散板に向いた表面領域が、
半透光性遮光フイルムにより覆われていることを
特徴とする、液晶表心装置。[Scope of Claim for Utility Model Registration] A liquid crystal cell, a light diffusing plate disposed opposite to the bottom surface of the liquid crystal cell, and an illumination light source comprising a cold cathode tube or the like disposed below the light diffusing plate. , a transmission type liquid crystal display device including a lamp house formed in a substantially concave shape upwardly so as to surround the illumination light source in a lower region of the light diffusion plate, the light diffusion plate of the light source; The surface area facing
A liquid crystal display device characterized in that it is covered with a semi-transparent light-shielding film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP548889U JPH0298332U (en) | 1989-01-23 | 1989-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP548889U JPH0298332U (en) | 1989-01-23 | 1989-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0298332U true JPH0298332U (en) | 1990-08-06 |
Family
ID=31208909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP548889U Pending JPH0298332U (en) | 1989-01-23 | 1989-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0298332U (en) |
-
1989
- 1989-01-23 JP JP548889U patent/JPH0298332U/ja active Pending