JPH046027U - - Google Patents
Info
- Publication number
- JPH046027U JPH046027U JP4638590U JP4638590U JPH046027U JP H046027 U JPH046027 U JP H046027U JP 4638590 U JP4638590 U JP 4638590U JP 4638590 U JP4638590 U JP 4638590U JP H046027 U JPH046027 U JP H046027U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- light
- crystal display
- guide plate
- transmissive liquid
- 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 8
- 229920002799 BoPET Polymers 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案の第１の実施例の構成の概略を
示す断面図、第２図は導光板への光の導入過程を
示す概略断面図、第３図は液晶表示装置の輝度分
布を光源、導光板の位置に対応させて示した図、
第４図は本発明の第２の実施例の構成の概略を示
す断面図、第５図は本発明の第３の実施例の構成
の概略を示す断面図、第６図は従来の透過形液晶
表示装置の構成の概略を示す断面図である。なお
、第２図および第５図においては光の光路を明ら
かにするために断面を示す斜線を省略する。
１……透過形液晶表示装置、２……透過形液晶
表示素子、３……光源、４……導光板、５……透
過形液晶表示装置、６，１４……導光板、７……
ＰＥＴ膜、８……開孔口、９……光拡散パターン
、１０……光散乱板、１１……光源からの光の入
射部分、１２，２０……反射板、１５……凸レン
ズ、１６……プリズム。
FIG. 1 is a cross-sectional view showing the outline of the configuration of the first embodiment of the present invention, FIG. 2 is a schematic cross-sectional view showing the process of introducing light into the light guide plate, and FIG. A diagram showing the positions of the light source and light guide plate,
FIG. 4 is a sectional view schematically showing the structure of a second embodiment of the present invention, FIG. 5 is a sectional view schematically showing the structure of a third embodiment of the present invention, and FIG. 6 is a conventional transmission type 1 is a cross-sectional view schematically showing the configuration of a liquid crystal display device. Note that in FIGS. 2 and 5, diagonal lines indicating cross sections are omitted in order to clarify the optical path of light. DESCRIPTION OF SYMBOLS 1... Transmissive liquid crystal display device, 2... Transmissive liquid crystal display element, 3... Light source, 4... Light guide plate, 5... Transmissive liquid crystal display device, 6, 14... Light guide plate, 7...
PET film, 8... Opening opening, 9... Light diffusion pattern, 10... Light scattering plate, 11... Light incident portion from the light source, 12, 20... Reflection plate, 15... Convex lens, 16... …prism.
Claims (1)
照射された光を導いて該透過形液晶表示素子に出
射する導光板とを含む透過形液晶表示装置におい
て、 光源が導光板の厚み方向にずれて配置され、光
源からの光を導光板の延びる方向とほぼ平行な光
線として導光板に導入する屈折手段を備えている
ことを特徴とする透過形液晶表示装置。[Scope of Claim for Utility Model Registration] A transmissive liquid crystal display device including a transmissive liquid crystal display element, a light source, and a light guide plate that guides light emitted from the light source and outputs it to the transmissive liquid crystal display element: What is claimed is: 1. A transmissive liquid crystal display device, comprising: a refracting means which is arranged to be offset in the thickness direction of the light guide plate, and which introduces light from the light source into the light guide plate as a beam substantially parallel to the direction in which the light guide plate extends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4638590U JPH046027U (en) | 1990-04-27 | 1990-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4638590U JPH046027U (en) | 1990-04-27 | 1990-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH046027U true JPH046027U (en) | 1992-01-21 |
Family
ID=31561426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4638590U Pending JPH046027U (en) | 1990-04-27 | 1990-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH046027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0517630U (en) * | 1991-08-19 | 1993-03-05 | 株式会社エンプラス | Surface light source |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63124004A (en) * | 1986-11-14 | 1988-05-27 | Dainippon Printing Co Ltd | Surface light source |
-
1990
- 1990-04-27 JP JP4638590U patent/JPH046027U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63124004A (en) * | 1986-11-14 | 1988-05-27 | Dainippon Printing Co Ltd | Surface light source |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0517630U (en) * | 1991-08-19 | 1993-03-05 | 株式会社エンプラス | Surface light source |
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