JPH0324641U - - Google Patents
Info
- Publication number
- JPH0324641U JPH0324641U JP8416589U JP8416589U JPH0324641U JP H0324641 U JPH0324641 U JP H0324641U JP 8416589 U JP8416589 U JP 8416589U JP 8416589 U JP8416589 U JP 8416589U JP H0324641 U JPH0324641 U JP H0324641U
- Authority
- JP
- Japan
- Prior art keywords
- stage
- overhead projector
- ohp
- shows
- view
- 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
- 238000010586 diagram Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Description
第１図は、本考案によるＯＨＰの要部構成図で
、ａ図は上面図、ｂ図は側面図、第２図は、第１
図の部拡大図、第３図は、ステージの角部の拡
大図、第４図は、滑落防止機構の一例を示す図で
、ａ図は使用時、ｂ図は非使用時を示す図、第５
図は、結像レンズの支持枠の一例を示す図、第６
図は、従来のＯＨＰの一例を説明するための図、
第７図は、像の歪みを示す図である。
１…ＯＨＰ本体、２…光源、３…フレネルレン
ズ、４…トランスペアレンシー、５…結像レンズ
、６…反射鏡、７…スクリーン、８…ステージ、
９…ボルト、１０，１１…ナツト、１２…穴、１
３…滑落防止用突起、１５，１６…リング、１７
，１８…ピン。
Fig. 1 is a diagram showing the main parts of the OHP according to the present invention, in which Fig. a is a top view, Fig. b is a side view, and Fig. 2 is a diagram of the first OHP.
Fig. 3 is an enlarged view of the corner of the stage, Fig. 4 is a view showing an example of the slip-off prevention mechanism, Fig. a shows when in use, Fig. b shows when not in use. Fifth
The figure shows an example of the support frame for the imaging lens.
The figure is a diagram for explaining an example of a conventional OHP.
FIG. 7 is a diagram showing image distortion. 1... OHP body, 2... Light source, 3... Fresnel lens, 4... Transparency, 5... Imaging lens, 6... Reflector, 7... Screen, 8... Stage,
9... Bolt, 10, 11... Nut, 12... Hole, 1
3...Slip prevention protrusion, 15, 16...Ring, 17
, 18...pin.
Claims (1)
ジを有するオーバヘツドプロジエクタにおいて、
前記ステージの傾斜を可変にしたことを特徴とす
るオーバヘツドプロジエクタ。 In an overhead projector having a stage for placing transparency,
An overhead projector characterized in that the inclination of the stage is made variable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8416589U JPH0324641U (en) | 1989-07-18 | 1989-07-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8416589U JPH0324641U (en) | 1989-07-18 | 1989-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0324641U true JPH0324641U (en) | 1991-03-14 |
Family
ID=31632424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8416589U Pending JPH0324641U (en) | 1989-07-18 | 1989-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0324641U (en) |
-
1989
- 1989-07-18 JP JP8416589U patent/JPH0324641U/ja active Pending