JP2001108939A5

JP2001108939A5 -

Info

Publication number: JP2001108939A5
Application number: JP1999287046A
Authority: JP
Filing date: 1999-10-07
Publication date: 2005-02-17
Anticipated expiration: 2019-10-07

Description

【発明の名称】画像表示装置 Patent application title: Image display device

Claims

An image display device comprising a plurality of image projection devices and a screen, wherein
Any two adjacent image projectors among the plurality of image projectors are installed at a distance greater than at least the distance between the viewer's eyes,
The screen does not overlap the images projected from the plurality of image projectors with each other in the viewer's binocular direction, and each of the screens has a plurality of limited areas each having a width covering the viewer's binoculars An image display apparatus characterized in that it reflects light.

The images projected from the two adjacent image projectors are parallax images having binocular parallax,
The three-dimensional image according to claim 1, characterized in that a three-dimensional image can be viewed at a distance between the viewer's eyes of two limited regions of the parallax image projected from the two adjacent image projectors and reflected by the screen. Image display device.

The screen has a group of mirrors and
The image display apparatus according to claim 1, wherein the group of reflecting mirrors has a plurality of concave reflecting mirrors that are curved in a cutting plane perpendicular to the ridge line of the group of reflecting mirrors.

The image display apparatus according to claim 3, wherein the screen has a lenticular plate.

Screen,
At least two image projectors for viewing stereoscopic images;
And at least one image projection device for two-dimensional image viewing,
The image display apparatus characterized in that the screen condenses the light beam projected from each of the image projection devices in a range corresponding to an emission light beam width of each of the image projection devices in the direction of the viewer's eyes.

Screen,
At least two image projectors for viewing stereoscopic images;
At least one two-dimensional image viewing image projection device provided on the opposite side of the screen to the side on which the at least two three-dimensional image viewing device projection devices are provided;
The screen condenses the light beam projected from the image projection device for viewing each three-dimensional image in a range corresponding to the exit light beam width of each image projection device in the viewer's binocular direction, and An image display apparatus characterized by diffusing a light beam projected from an image projection apparatus for viewing a two-dimensional image in one unit in the direction of the viewer's eyes.

Screen,
At least two image projectors,
An image display apparatus comprising: the screen; and at least one polarization means provided between the screen and a position other than the installation position of the at least two image projectors,
The screen condenses a part of the light beam projected from each of the image projectors in a range corresponding to the width of the light beam emitted from each of the image projectors in the direction of the viewer's eyes and projects each image Diffuse the remainder of the light beam projected from the device towards the viewer's eyes;
The polarization direction of the at least one polarization means is the same as the polarization direction of the outgoing light projected from one of the at least two image projectors, and the remaining image display device An image display apparatus, which is orthogonal to the polarization direction of the light emitted from the light source.

Screen,
An image display device comprising at least two image projection devices, comprising:
In the screen, the polarization direction is the same as the polarization direction of the outgoing light projected from one of the at least two image projectors, and the remaining light from the remaining image display devices Having a plurality of polarization means orthogonal to the polarization direction,
The screen condenses a portion of the light beam projected from each of the image projectors in a range corresponding to the width of the light beam emitted from each of the image projectors in the direction of the viewer's eyes and Means from one of the at least two image projectors An image display apparatus characterized by diffusing the remainder of the projected light flux in the direction of the viewer's eyes.

Screen,
An image display device comprising at least two image projection devices, comprising:
In the screen, the polarization direction is the same as the polarization direction of the outgoing light projected from one of the at least two image projectors, and the remaining light from the remaining image display devices Having polarization means orthogonal to the polarization direction,
The screen condenses a part of the light beam projected from each of the image projectors in a range corresponding to the width of the light beam emitted from each of the image projectors in the direction of the viewer's eyes and by the polarization unit The rest of the light beam projected from one of the at least two image projectors on the side of the screen opposite to the side on which the respective image projectors are provided, both viewers An image display apparatus characterized by diffusing in the eye direction.