JPH041535U - - Google Patents
Info
- Publication number
- JPH041535U JPH041535U JP4201190U JP4201190U JPH041535U JP H041535 U JPH041535 U JP H041535U JP 4201190 U JP4201190 U JP 4201190U JP 4201190 U JP4201190 U JP 4201190U JP H041535 U JPH041535 U JP H041535U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- liquid crystal
- attached
- projection
- light
- 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
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Description
第１図および第２図は本考案によるオーバーヘ
ツドプロジエクタの一実施例を示す斜視図および
側面図、第３図は使用時における構成部材の昇温
温度特性図、第４図および第５図はいずれも本考
案の他の実施例を示す側面図、第６図および第７
図は従来のオーバーヘツドプロジエクタを示す斜
視図である。
１……オーバーヘツドプロジエクタ、２……ハ
ウジング、３……支持部材、４……光源、７……
フレネルレンズ、１４……投影レンズ、１５……
投影ミラー、２０……液晶表示体、２３……電装
部品、２４……スピーカ。
1 and 2 are a perspective view and a side view showing an embodiment of the overhead projector according to the present invention, FIG. 3 is a temperature rise characteristic diagram of the constituent members during use, and FIGS. 4 and 5. 6 and 7 are side views showing other embodiments of the present invention.
The figure is a perspective view showing a conventional overhead projector. DESCRIPTION OF SYMBOLS 1... Overhead projector, 2... Housing, 3... Support member, 4... Light source, 7...
Fresnel lens, 14... Projection lens, 15...
Projection mirror, 20...Liquid crystal display, 23...Electrical components, 24...Speaker.
Claims (1)
出射面にフレネルレンズが設けられたハウジング
と、前記フレネルレンズからの光を集光する投影
レンズおよびこの投影レンズからの光をスクリー
ンに向けて反射する投影ミラーを支持し、前期ハ
ウジングに起立するように取り付けられた支持部
材とを備え、前記フレネルレンズ上に液晶表示体
が載置されてその液晶画像の投影が可能となつて
おり、当該液晶画像の音声再生を行う電装部品が
前記ハウジングおよびハウジングの内部以外の他
の部材に一体的に取り付けられていることを特徴
とするオーバーヘツドプロジエクタ。 (2) 前記電装部品が前記支持部材に取り付けら
れていることを特徴とする請求項第(1)項記載の
オーバーヘツドプロジエクタ。 (3) 前記電装部品はスピーカを有し、このスピ
ーカが前記投影ミラーのミラー面の背部に取り付
けられていることを特徴とする請求項第(1)項記
載のオーバーヘツドプロジエクタ。[Claims for Utility Model Registration] (1) A housing in which a light source is built-in and a Fresnel lens is provided on the exit surface of the light from the light source, a projection lens that condenses the light from the Fresnel lens, and the projection thereof. It supports a projection mirror that reflects light from the lens toward a screen, and is provided with a support member that is attached to the housing in an upright manner, and a liquid crystal display is placed on the Fresnel lens to display the liquid crystal image. 1. An overhead projector capable of projecting a liquid crystal image, wherein an electrical component for reproducing sound of the liquid crystal image is integrally attached to the housing and other members other than the inside of the housing. (2) The overhead projector according to claim (1), wherein the electrical component is attached to the support member. (3) The overhead projector according to claim (1), wherein the electrical component has a speaker, and the speaker is attached to the back of the mirror surface of the projection mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4201190U JPH041535U (en) | 1990-04-19 | 1990-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4201190U JPH041535U (en) | 1990-04-19 | 1990-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH041535U true JPH041535U (en) | 1992-01-08 |
Family
ID=31553179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4201190U Pending JPH041535U (en) | 1990-04-19 | 1990-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041535U (en) |
-
1990
- 1990-04-19 JP JP4201190U patent/JPH041535U/ja active Pending
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