JPH01103868U - - Google Patents
Info
- Publication number
- JPH01103868U JPH01103868U JP20015187U JP20015187U JPH01103868U JP H01103868 U JPH01103868 U JP H01103868U JP 20015187 U JP20015187 U JP 20015187U JP 20015187 U JP20015187 U JP 20015187U JP H01103868 U JPH01103868 U JP H01103868U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- display panel
- crystal display
- projector
- lens
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
Description
第１図はこの考案の一実施例による液晶プロジ
エクタの断面図、第２図は同液晶プロジエクタの
液晶表示パネルと集光フレネルレンズと液晶冷却
器とを示した拡大断面図、第３図は従来の液晶プ
ロジエクタの液晶表示パネルと集光フレネルレン
ズと液晶冷却器とを示した断面図、第４図は同要
部の拡大断面図である。
３……集光フレネルレンズ、４……液晶表示パ
ネル、１１，１２……ガラス基板、１５，１６…
…偏光板、２１……液体層。
FIG. 1 is a sectional view of a liquid crystal projector according to an embodiment of this invention, FIG. 2 is an enlarged sectional view showing the liquid crystal display panel, condensing Fresnel lens, and liquid crystal cooler of the same liquid crystal projector, and FIG. 3 is a conventional one. FIG. 4 is a cross-sectional view showing a liquid crystal display panel, a condensing Fresnel lens, and a liquid crystal cooler of the liquid crystal projector, and FIG. 4 is an enlarged cross-sectional view of the main parts. 3... Concentrating Fresnel lens, 4... Liquid crystal display panel, 11, 12... Glass substrate, 15, 16...
...Polarizing plate, 21...Liquid layer.
Claims (1)
て前記液晶表示パネルに表示された画像をスクリ
ーンに拡大投影する液晶プロジエクタにおいて、
前記液晶表示パネルとこの液晶表示パネルの前方
又は後方に配置されたレンズとの間を、前記液晶
表示パネルのガラス基板若しくは前記レンズに近
い屈折率を有した液体層としたことを特徴とする
液晶プロジエクタ。 A liquid crystal projector that irradiates a liquid crystal display panel with light from a light source lamp to enlarge and project an image displayed on the liquid crystal display panel onto a screen,
A liquid crystal characterized in that a liquid layer having a refractive index close to that of the glass substrate of the liquid crystal display panel or the lens is provided between the liquid crystal display panel and a lens disposed in front or behind the liquid crystal display panel. projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200151U JPH052951Y2 (en) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200151U JPH052951Y2 (en) | 1987-12-28 | 1987-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01103868U true JPH01103868U (en) | 1989-07-13 |
| JPH052951Y2 JPH052951Y2 (en) | 1993-01-25 |
Family
ID=31490576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987200151U Expired - Lifetime JPH052951Y2 (en) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH052951Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6235428A (en) * | 1985-08-06 | 1987-02-16 | Pioneer Electronic Corp | Cooling device for projection television |
| JPS62110975U (en) * | 1985-12-28 | 1987-07-15 |
-
1987
- 1987-12-28 JP JP1987200151U patent/JPH052951Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6235428A (en) * | 1985-08-06 | 1987-02-16 | Pioneer Electronic Corp | Cooling device for projection television |
| JPS62110975U (en) * | 1985-12-28 | 1987-07-15 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH052951Y2 (en) | 1993-01-25 |