JPH0397293U - - Google Patents
Info
- Publication number
- JPH0397293U JPH0397293U JP527590U JP527590U JPH0397293U JP H0397293 U JPH0397293 U JP H0397293U JP 527590 U JP527590 U JP 527590U JP 527590 U JP527590 U JP 527590U JP H0397293 U JPH0397293 U JP H0397293U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- dichroic mirror
- crystal panel
- crystal projector
- dichroic
- 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 7
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
Description
第１図は本考案による一実施例の液晶プロジエ
クタにおける光学系を模式的に示す図、第２図は
同実施例の要部構成を説明する図、第３図はダイ
クロイツクミラーの光学特性図、第４図は本考案
を適用した液晶プロジエクタの他の光学系の例を
示す図である。
１……本体ケース、２……光源、４ａ〜４ｃ…
…液晶パネル、５ａ〜５ｄ……ダイクロイツクミ
ラー、６ａ〜６ｂ……全反射ミラー、８……反射
防止膜。
Fig. 1 is a diagram schematically showing an optical system in a liquid crystal projector according to an embodiment of the present invention, Fig. 2 is a diagram illustrating the main structure of the embodiment, and Fig. 3 is a diagram of optical characteristics of a dichroic mirror. , FIG. 4 is a diagram showing an example of another optical system of a liquid crystal projector to which the present invention is applied. 1...Main body case, 2...Light source, 4a to 4c...
...Liquid crystal panel, 5a to 5d...Dichroic mirror, 6a to 6b...Total reflection mirror, 8...Antireflection film.
Claims (1)
ルに入射して変調し、再度ダイクロイツクミラー
で合成して映像を形成する液晶プロジエクタにお
いて、少なくとも液晶パネルを透過した光の進路
上に配置されたダイクロイツクミラーの、ダイク
ロイツクコートが施された面と反対側の表面に反
射防止膜を形成してなることを特徴とする液晶プ
ロジエクタ。 In a liquid crystal projector in which light separated by a dichroic mirror enters a liquid crystal panel, is modulated, and is combined again by a dichroic mirror to form an image, a dichroic mirror placed at least on the path of light that has passed through the liquid crystal panel. A liquid crystal projector characterized in that an antireflection film is formed on the surface opposite to the dichroic coated surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP527590U JPH0397293U (en) | 1990-01-23 | 1990-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP527590U JPH0397293U (en) | 1990-01-23 | 1990-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0397293U true JPH0397293U (en) | 1991-10-07 |
Family
ID=31508992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP527590U Pending JPH0397293U (en) | 1990-01-23 | 1990-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0397293U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101034789B1 (en) * | 2010-01-14 | 2011-05-17 | 주식회사 원준하이테크 | Haunch for resisting earthquake of structure and link for resisting earthquake used thereof |
| JP2017032762A (en) * | 2015-07-31 | 2017-02-09 | キヤノン株式会社 | Light source optical system and light source device and projection-type display device using the same |
-
1990
- 1990-01-23 JP JP527590U patent/JPH0397293U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101034789B1 (en) * | 2010-01-14 | 2011-05-17 | 주식회사 원준하이테크 | Haunch for resisting earthquake of structure and link for resisting earthquake used thereof |
| JP2017032762A (en) * | 2015-07-31 | 2017-02-09 | キヤノン株式会社 | Light source optical system and light source device and projection-type display device using the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59193066U (en) | Elevator security TV camera | |
| JPH0397293U (en) | ||
| JPS62140603U (en) | ||
| JPH0419883U (en) | ||
| JPH0389433U (en) | ||
| JPH0365372U (en) | ||
| JPH0267312U (en) | ||
| JPS63174341U (en) | ||
| JPH0262476U (en) | ||
| JPS6434617U (en) | ||
| JPS6390287U (en) | ||
| JPS63118032U (en) | ||
| JPS5938439U (en) | projection device | |
| JPH0181079U (en) | ||
| JPH0470642U (en) | ||
| JPH0252429U (en) | ||
| JPH01166388U (en) | ||
| JPH02148181U (en) | ||
| JPS638738U (en) | ||
| JPS6455474U (en) | ||
| JPS58152601U (en) | Mirror image deterioration prevention device | |
| JPH02148180U (en) | ||
| JPH03122440U (en) | ||
| JPS63165640U (en) | ||
| JPH02112536U (en) |