JPH03103678U - - Google Patents
Info
- Publication number
- JPH03103678U JPH03103678U JP1281890U JP1281890U JPH03103678U JP H03103678 U JPH03103678 U JP H03103678U JP 1281890 U JP1281890 U JP 1281890U JP 1281890 U JP1281890 U JP 1281890U JP H03103678 U JPH03103678 U JP H03103678U
- Authority
- JP
- Japan
- Prior art keywords
- dichroic mirror
- mirror array
- lens
- liquid crystal
- slope
- 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 5
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図は本考案の一実施例を示す液晶プロジエ
クタの光学系構成図、第２図は同要部の拡大図、
第３図はレンチキユラーレンズの斜視図、第４図
はダイクロイツクミラーアレイの斜視図、第５図
は第４図の要部拡大図、第６図は他の実施例を示
すダイクロイツクミラーアレイの斜視図、第７図
は従来の液晶プロジエクタの光学系構成図である
。
２０……光源、２１……レンチキユラーレンズ
、２１ａ……シリンドリカルレンズ部、２２……
ダイクロイツクミラーアレイ、２２ａ，Ｇ，
Ｂ，Ｒ……斜面、２３……液晶パネル、２３ａ
，Ｇ，Ｂ，Ｒ……画素。
Fig. 1 is a diagram of the optical system configuration of a liquid crystal projector showing an embodiment of the present invention, Fig. 2 is an enlarged view of the main parts of the same,
Fig. 3 is a perspective view of a lenticular lens, Fig. 4 is a perspective view of a dichroic mirror array, Fig. 5 is an enlarged view of the main part of Fig. 4, and Fig. 6 is a dichroic mirror showing another embodiment. FIG. 7, which is a perspective view of the array, is a configuration diagram of the optical system of a conventional liquid crystal projector. 20... Light source, 21... Lenticular lens, 21a... Cylindrical lens portion, 22...
Dichroic mirror array, 22a, G,
B, R...Slope, 23...Liquid crystal panel, 23a
, G, B, R...pixel.
Claims (1)
ルレンズ部を持つレンチキラーレンズを光源側に
配置し、ノコギリ形状の断面を持ちその斜面にダ
イクロイツクコートを施したダイクロイツクミラ
ーアレイを前記レンチキラーレンズの前方にレン
チキラーレンズと同じストライプ方向で配置し、
このダイクロイツクミラーアレイの前方に前記ダ
イクロイツクミラーアレイの各斜面に対応する画
素を持つカラー液晶パネルを配置したことを特徴
とする液晶プロジエクタ。 A wrench killer lens having a large number of cylindrical lens parts arranged in a stripe pattern is placed on the light source side, and a dichroic mirror array with a sawtooth cross section and a dichroic coating applied to its slope is placed in front of the wrench killer lens. Arranged in the same stripe direction as the Wrench Killer lens,
A liquid crystal projector characterized in that a color liquid crystal panel having pixels corresponding to each slope of the dichroic mirror array is arranged in front of the dichroic mirror array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1281890U JPH03103678U (en) | 1990-02-13 | 1990-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1281890U JPH03103678U (en) | 1990-02-13 | 1990-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03103678U true JPH03103678U (en) | 1991-10-28 |
Family
ID=31516270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1281890U Pending JPH03103678U (en) | 1990-02-13 | 1990-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03103678U (en) |
-
1990
- 1990-02-13 JP JP1281890U patent/JPH03103678U/ja active Pending