JPH0241583U - - Google Patents
Info
- Publication number
- JPH0241583U JPH0241583U JP11903188U JP11903188U JPH0241583U JP H0241583 U JPH0241583 U JP H0241583U JP 11903188 U JP11903188 U JP 11903188U JP 11903188 U JP11903188 U JP 11903188U JP H0241583 U JPH0241583 U JP H0241583U
- Authority
- JP
- Japan
- Prior art keywords
- devices
- polarizing plate
- circular
- projection device
- projection
- 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.)
- Granted
Links
Landscapes
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Description
第１図ａは投映装置の概略を示す側面図、第１
図ｂはその正面図、第２図は投映装置とスクリー
ンとの位置関係を示す概略図、第３図は投映装置
より投光される投映光を示す説明図、第４図は直
線偏向を行つたときの反射光と眼に導かれる光と
の関係を示す説明図、第５図は円偏向板を用いた
場合の投映光の様子を示す説明図、第６図は円偏
向を行つたときの反射光と眼に導かれる光との関
係を示す説明図、第７図は投映光に偏向を与える
ための第２の実施例の概略を示す外観斜視図であ
る。
１１……投映装置、１４……直線偏向板、１５
……円偏向板、２３……スクリーン。
Figure 1a is a side view schematically showing the projection device;
Figure b is its front view, Figure 2 is a schematic diagram showing the positional relationship between the projection device and the screen, Figure 3 is an explanatory diagram showing the projection light projected from the projection device, and Figure 4 is a linearly polarized diagram. Figure 5 is an explanatory diagram showing the relationship between the reflected light and the light guided to the eye. Figure 5 is an explanatory diagram showing the state of the projected light when using a circular polarization plate. Figure 6 is when circular polarization is used FIG. 7 is an explanatory diagram showing the relationship between the reflected light and the light guided to the eye. FIG. 7 is an external perspective view schematically showing a second embodiment for imparting deflection to the projected light. 11... Projection device, 14... Linear deflection plate, 15
...Circular deflection plate, 23...Screen.
Claims (1)
左映像と右映像とを投映することにより、立体映
像の投映を行う立体映像投映装置において、 前記２台の投映装置のそれぞれに、各々の投映
光に対し、直線偏向を行う直線偏向板と円偏向を
行う円偏向板とを選択可能に設け、 前記２台の投映装置のそれぞれに設けられた直
線偏向板の偏向面の角度を互いに直交させるとと
もに、前記２台のそれぞれに設けられた円偏向板
の偏向面の回転方向を互いに異ならせたことを特
徴とする立体映像投映装置。[Claims for Utility Model Registration] A three-dimensional image projection device that projects a three-dimensional image by projecting a left image and a right image onto one screen using two projection devices, comprising: Each of the devices is selectively provided with a linear polarizing plate that performs linear polarization and a circular polarizing plate that performs circular polarization for each projected light, and the linear polarizing plate provided in each of the two projection devices A stereoscopic image projection device characterized in that the angles of the deflection surfaces are orthogonal to each other, and the rotation directions of the deflection surfaces of the circular deflection plates provided in each of the two devices are made different from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119031U JPH0724864Y2 (en) | 1988-09-09 | 1988-09-09 | 3D image projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119031U JPH0724864Y2 (en) | 1988-09-09 | 1988-09-09 | 3D image projector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0241583U true JPH0241583U (en) | 1990-03-22 |
| JPH0724864Y2 JPH0724864Y2 (en) | 1995-06-05 |
Family
ID=31363907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988119031U Expired - Fee Related JPH0724864Y2 (en) | 1988-09-09 | 1988-09-09 | 3D image projector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0724864Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61174898A (en) * | 1985-01-30 | 1986-08-06 | Sony Corp | Projection-type stereoscopic television receiver |
| JPS61177889A (en) * | 1985-02-01 | 1986-08-09 | Nippon Hoso Kyokai <Nhk> | Stereoscopic television system |
-
1988
- 1988-09-09 JP JP1988119031U patent/JPH0724864Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61174898A (en) * | 1985-01-30 | 1986-08-06 | Sony Corp | Projection-type stereoscopic television receiver |
| JPS61177889A (en) * | 1985-02-01 | 1986-08-09 | Nippon Hoso Kyokai <Nhk> | Stereoscopic television system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0724864Y2 (en) | 1995-06-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |