JPS60118133U - overhead projector - Google Patents
overhead projectorInfo
- Publication number
- JPS60118133U JPS60118133U JP486284U JP486284U JPS60118133U JP S60118133 U JPS60118133 U JP S60118133U JP 486284 U JP486284 U JP 486284U JP 486284 U JP486284 U JP 486284U JP S60118133 U JPS60118133 U JP S60118133U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- projection optical
- placing table
- document
- projector
- 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
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (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
第1図は杢考案の1実施例装置を示す斜視図、第2図は
上記実施例装置の概略側面図である。
2・・・光源、3・・・原稿載置台、4・・・結像レン
ズ、5・・・画像反射ミラー、6・・・投影光学系、7
・・・電動シャッター、16・・・原稿、18−・・ス
クリーン。FIG. 1 is a perspective view showing one embodiment of the device devised by Mokura, and FIG. 2 is a schematic side view of the device of the above embodiment. 2... Light source, 3... Original stage, 4... Image forming lens, 5... Image reflecting mirror, 6... Projection optical system, 7
・・・Electric shutter, 16... Original, 18-... Screen.
Claims (1)
置された原稿を照明する光源、および前記原稿の透過像
をスクリーン上に投影し結像させる結像レンズと反射ミ
ラーとからなる投影光学系を備えてなるオーバーへラド
プロジェクタにおいて、前記投影光学系の近傍に、該投
影光学系を通過する光を選択的に遮断する電動シャシタ
ーを配設したことを特徴とするオーバーへラドプロジェ
クタ。A document placing table, a light source located below the placing table and illuminating the document placed on the placing table, and an imaging lens and a reflecting mirror that project and form a transmitted image of the document on a screen. An overherad projector comprising a projection optical system, characterized in that an electric chassis for selectively blocking light passing through the projection optical system is disposed near the projection optical system. projector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP486284U JPS60118133U (en) | 1984-01-18 | 1984-01-18 | overhead projector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP486284U JPS60118133U (en) | 1984-01-18 | 1984-01-18 | overhead projector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60118133U true JPS60118133U (en) | 1985-08-09 |
Family
ID=30480841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP486284U Pending JPS60118133U (en) | 1984-01-18 | 1984-01-18 | overhead projector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60118133U (en) |
-
1984
- 1984-01-18 JP JP486284U patent/JPS60118133U/en active Pending
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