JPS5888622U - Two color projection device - Google Patents

Two color projection device

Info

Publication number
JPS5888622U
JPS5888622U JP18472981U JP18472981U JPS5888622U JP S5888622 U JPS5888622 U JP S5888622U JP 18472981 U JP18472981 U JP 18472981U JP 18472981 U JP18472981 U JP 18472981U JP S5888622 U JPS5888622 U JP S5888622U
Authority
JP
Japan
Prior art keywords
light
display device
projection lens
light source
dielectric mirror
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
JP18472981U
Other languages
Japanese (ja)
Inventor
恵一 窪田
Original Assignee
日本電気株式会社
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 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP18472981U priority Critical patent/JPS5888622U/en
Publication of JPS5888622U publication Critical patent/JPS5888622U/en
Pending legal-status Critical Current

Links

Landscapes

  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Projection Apparatus (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) [Summary] 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図は本考案による投射装置の実施例を示す図、第２
図は本考案に用いる誘電体ミラーの特性を説明する図で
ある。 図において、１は光源、２は白色光、３．５・はレンズ
、６は誘電体ミラー、７，８は表示装置、９は反射鏡で
ある。FIG. 1 is a diagram showing an embodiment of the projection device according to the present invention, and FIG.
The figure is a diagram explaining the characteristics of the dielectric mirror used in the present invention. In the figure, 1 is a light source, 2 is white light, 3.5 is a lens, 6 is a dielectric mirror, 7 and 8 are display devices, and 9 is a reflecting mirror.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光源と、当該光源からの光を集光する集光用光学系と、
当該集光用光学系により得られる光源像の近傍に設置し
た反射鏡と、投射レンズと、投射レンズを通過した光の
一部を反射し、残りを透過させる誘電体ミラーと、誘電
体ミラーを透過した光で照射される第１の表示装置と、
誘電体ミラーで反射した光で照射さ杆る第２の表示装置
とを備え、前記第１の表示装置面の法線と前記投射レン
ズの光軸とを微小角がなすように配置していることを特
徴とする２色投射装置。a light source; a condensing optical system that condenses light from the light source;
A reflecting mirror installed near the light source image obtained by the condensing optical system, a projection lens, a dielectric mirror that reflects a part of the light passing through the projection lens and transmits the rest, and a dielectric mirror. a first display device illuminated with transmitted light;
and a second display device that is illuminated with light reflected by a dielectric mirror, and arranged so that a normal to the surface of the first display device and the optical axis of the projection lens form a small angle. A two-color projection device characterized by:
JP18472981U 1981-12-11 1981-12-11 Two color projection device Pending JPS5888622U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18472981U JPS5888622U (en) 1981-12-11 1981-12-11 Two color projection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18472981U JPS5888622U (en) 1981-12-11 1981-12-11 Two color projection device

Publications (1)

Publication Number Publication Date
JPS5888622U true JPS5888622U (en) 1983-06-16

Family

ID=29985138

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18472981U Pending JPS5888622U (en) 1981-12-11 1981-12-11 Two color projection device

Country Status (1)

Country Link
JP (1) JPS5888622U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099751A (en) * 1973-12-30 1975-08-07
JPS5214417A (en) * 1975-07-24 1977-02-03 Shiro Fukazawa Color addition optical device
JPS5814818A (en) * 1981-07-20 1983-01-27 Nec Corp 2 color schilieren projection device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099751A (en) * 1973-12-30 1975-08-07
JPS5214417A (en) * 1975-07-24 1977-02-03 Shiro Fukazawa Color addition optical device
JPS5814818A (en) * 1981-07-20 1983-01-27 Nec Corp 2 color schilieren projection device

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