JPS5847814U - projector - Google Patents

projector

Info

Publication number
JPS5847814U
JPS5847814U JP14264281U JP14264281U JPS5847814U JP S5847814 U JPS5847814 U JP S5847814U JP 14264281 U JP14264281 U JP 14264281U JP 14264281 U JP14264281 U JP 14264281U JP S5847814 U JPS5847814 U JP S5847814U
Authority
JP
Japan
Prior art keywords
projector
guichroic
mirror
abstract
dividing surface
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
Application number
JP14264281U
Other languages
Japanese (ja)
Inventor
隆治 近藤
Original Assignee
ソニー株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ソニー株式会社 filed Critical ソニー株式会社
Priority to JP14264281U priority Critical patent/JPS5847814U/en
Publication of JPS5847814U publication Critical patent/JPS5847814U/en
Pending legal-status Critical Current

Links

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は一般的な三管式構造のプロジェクタを”　示す
模式的な断面図である。第２図は本考案に係るプロジェ
クタの構造を示す模式的な断面図である。第３図は上記
実施例におけるグイクロイックミラーの分割面のコーナ
部分に生ずる分光現象を説明するための模式図である。 第４図は上記実施例の変形例を孝子要部断面図である。 第５図はダ　　　、イクロイツクミラーを空気中に直交
配置した場合の光の全反射現象を説明するための模式図
である。 １１．１２・・・グイクロイックミラー、１２ａ。 １２ｂ・・・グイクロイックミラーの分割面、１２Ａ。 １２Ｂ、　１２Ａ’　、　１２Ｂ’・・・遮光部、１３
゜１４．１５−・・ブラウン管、１７−・・液体、Ｐａ
、　Ｐｂ・・・コーナ部。FIG. 1 is a schematic cross-sectional view showing a general three-tube structure projector. FIG. 2 is a schematic cross-sectional view showing the structure of a projector according to the present invention. FIG. FIG. 4 is a schematic diagram for explaining the spectral phenomenon that occurs at the corner portion of the dividing surface of the guichroic mirror in the embodiment. FIG. 4 is a sectional view of the main part of a modification of the above embodiment. FIG. It is a schematic diagram for explaining the total reflection phenomenon of light when a dichroic mirror is arranged perpendicularly in the air. 11.12...Gicroic mirror, 12a. 12b... Gicroic mirror Mirror dividing surface, 12A. 12B, 12A', 12B'... Light shielding part, 13
゜14.15-... Braun tube, 17-... Liquid, Pa
, Pb...corner part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 液体中に直交配置したグイクロイックミラーにより複数
の映像を合成して投影するプロジェクタにおいて、直交
配置するために二分割されたグイクロイックミラーの各
分割面の少なくともコーナ部分に遮光部を設けたことを
特徴とするプロジェクタ。In a projector that synthesizes and projects a plurality of images using guichroic mirrors disposed orthogonally in a liquid, a light-shielding portion is provided at least at a corner portion of each dividing surface of the guichroic mirror that is divided into two parts for orthogonal arrangement. A projector characterized by:
JP14264281U 1981-09-28 1981-09-28 projector Pending JPS5847814U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14264281U JPS5847814U (en) 1981-09-28 1981-09-28 projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14264281U JPS5847814U (en) 1981-09-28 1981-09-28 projector

Publications (1)

Publication Number Publication Date
JPS5847814U true JPS5847814U (en) 1983-03-31

Family

ID=29935668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14264281U Pending JPS5847814U (en) 1981-09-28 1981-09-28 projector

Country Status (1)

Country Link
JP (1) JPS5847814U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6310128A (en) * 1986-07-01 1988-01-16 Seiko Epson Corp Projection type color display device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6310128A (en) * 1986-07-01 1988-01-16 Seiko Epson Corp Projection type color display device

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