CN101594549A - A stereoscopic display that can be viewed with naked eyes - Google Patents

Abstract

A three-dimensional display that can be viewed with naked eyes. A high-resolution LCD video player provides two sets of left and right images or videos arranged side by side for its screen. Two convex lenses are placed in front of the player screen, and the observer's The left and right eyes see the left and right images or videos respectively, which magnifies the perspective of the two eyes. The automatic adjustment of the human eyes makes the two images overlap in the observer's brain, and the observer has the feeling of seeing a three-dimensional image. It feels that some observers can directly observe the stereoscopic image from the screen of the LCD video player with naked eyes. The high resolution, high brightness and high contrast of the screen of the LCD video player ensure that the naked eye can watch high-quality stereoscopic images and structures. Simple, low cost, suitable for industrial production, especially suitable for playing high-quality still or moving stereoscopic images on LCDs with high resolution, high brightness and high contrast.

Description

But the three-dimensional display that a kind of bore hole is watched

Technical field

But the present invention relates to the three-dimensional display that a kind of bore hole is watched, belong to technical field based on the stereo display of binocular parallax principle.

Background technology

In actual life, all objects all are that the form with the three-dimensional geometry entity exists.The common planar display device can only the display plane image, can't make the people produce real three-dimensional naturally impression.The stereo display technique of comparative maturity mainly is to utilize binocular parallax to form stereoscopic vision image at present, take two groups of photos or video respectively with two video camera simulation right and left eyes respectively, use special eyepiece device then, the observer allow images of left and right eyes observe two groups of photos or video, so will amalgamation go out three-dimensional image in its brain.Binocular parallax stereo display technique commonly used mainly contains " red green colour filter stereo display technique ", " polarizing filter stereo display technique " etc.

The stereopsis that " red green colour filter stereo display technique " uses optical filtering technique to make installs red, green filter respectively additional to before the left and right video camera when taking.Wear a secondary red green filter goggle when watching, image just can allow images of left and right eyes see two different images through left and right two different filter glass, just can make the observer produce the sensation of stereopsis after being delivered to human brain.Though this method only need be worn once the very low filter goggle of secondary cost and can be watched, effect is poor, watches for a long time that the back observer can feel to have a dizzy spell, eye fatigue, and problems such as border color is not normal, ghost image is arranged.

The principle of " polarizing filter stereo display technique " is also close substantially, by place polarizing filter before two groups of images, the light direction of vibration quadrature of two bundle images is overlapped, and watches with bore hole as the observer, and the image of seeing blurs.As long as but the observer wears a secondary polarised light glasses, watch by polarised light glasses, just can see left and right two different images respectively for two, the parallax of binocular produces the observer to see the sensation of three-dimensional image.

The shortcoming of these above stereo display techniques is that the observer need wear special glasses and just can observe stereopsis, and picture quality is relatively poor.

Summary of the invention

But the technical problem to be solved in the present invention is to release the three-dimensional display that a kind of bore hole is watched.By this display, the observer just can observe directly stereopsis from the screen of LCD video player with bore hole, and the high-resolution of the LCD of player, high brightness and high-contrast guarantee that bore hole can watch high-quality stereopsis.

For solving the problems of the technologies described above, the present invention adopts following technical scheme: provide left and right two groups of image or videos of settling side by side by high-resolution LCD video player for its screen, place two convex lens in player screen the place ahead, make observer's images of left and right eyes see left and right image or video respectively by convex lens, amplified two visual angle, the automatic adjusting of human eye finally overlaps two width of cloth images in observer's brain, the observer produces the sensation of seeing three-dimensional image.Around screen and convex lens, block surround lighting, help to improve observing effect, strengthen third dimension with the black baffle plate.

Now be described with reference to the accompanying drawings technical scheme of the present invention.

But the three-dimensional display that a kind of bore hole is watched, contain black baffle plate 2, right convex lens 3, left side convex lens 4 and LCD video player 7, described display is a top panel and bottom panel box parallel to each other, black baffle plate 2 constitutes three sides of described box, right convex lens 3 and left convex lens 4 are installed in the convex lens installation circular hole of described top panel abreast in their optical axis mode parallel to each other respectively, distance between the optical axis of right convex lens 3 and the optical axis of left convex lens 4 is 6～7cm, LCD video player 7 contains screen 1, it is characterized in that, screen 1 is the display of LCD video player 7, screen 1 contains right screen 10 and left screen 11, right screen 10 and left screen 11 lay respectively at the right half part and the left-half of screen 1, right screen 10 and left screen 11 are fixed on the upper surface of described bottom panel in the mode under right convex lens 3 and the left convex lens 4 of laying respectively at, the screen 1 of LCD video player 7 is 8～12cm with the distance of right convex lens 3 and left convex lens 4, LCD video player 7 also contains usb transfer of data mouth 6, and usb transfer of data mouth 6 is installed on the Left-Hand Panel of black baffle plate 2.

Compare with background technology, the present invention has following advantage:

1, by three-dimensional display of the present invention, the observer just can observe directly stereopsis from the screen of LCD video player with bore hole.

2, the high-resolution of the screen of LCD video player, high brightness and high-contrast guarantee that bore hole can watch high-quality stereopsis.

3, three-dimensional display of the present invention is simple in structure, and is cheap, is suitable for industrial production.

Description of drawings

Fig. 1 is the structural representation of three-dimensional display of the present invention, among the figure, and 1-screen, 2-black baffle plate, the right convex lens of 3-, 4-left side convex lens, 6-usb transfer of data mouth, 7-LCD video player, the right screen of 10-, 11-left side screen.

Fig. 2 is the operation principle schematic diagram of three-dimensional display of the present invention, among the figure, and 5-observer's eyes.

Fig. 3 is the display packing flow chart of three-dimensional display of the present invention.

Embodiment

Now describe technical scheme of the present invention and operation principle thereof in detail with accompanying drawing in conjunction with the embodiments.

Embodiment 1

Present embodiment has the identical in structure structure with the described three-dimensional display of summary of the invention, sees Fig. 1.For avoiding repetition, below only enumerate the key technology data of present embodiment:

Distance between screen 1 and right convex lens 3 and the left convex lens 4 is 10cm;

Distance between the optical axis of right convex lens 3 and the optical axis of left convex lens 4 is 6.5cm;

Right, left screen the 10, the 11st, diagonal and length-width ratio are respectively the LCD display of 4 inches and 4: 3;

The resolution of right, left screen 10,11 is 640*480, and the color development number is 65535 looks;

The focal length of right, left convex lens 3,4 is 18cm;

The diameter of right, left convex lens 3,4 is 4cm.

Operation principle:

The operation principle schematic diagram of present embodiment is seen Fig. 2 and Fig. 3.

Left and right vidicon image: same object is taken two different photos with two video cameras separated by a distance;

PhotoShop composite image file: the pictorial data of described two photos is transferred to computer, use PhotoShop software that two photos are synthesized, only the photo that left video camera is taken need be placed on the left part in the photomontage when synthetic, the photo that right video camera is taken is placed on the right side part in the photo after synthetic, and two photomosaics become an image file;

Transfer to the LCD video player: described image file is transferred to the LCD video player by usb transfer of data mouth 6, described player is presented at picture on the screen 1, like this, the image that left side video camera photographs is presented on the left screen 11, and the image that right video camera photographs is presented on the right screen 10;

Broadcast is also watched: observer's eyes 5 are watched the screen 1 of LCD video player respectively by right convex lens 3 and left convex lens 4, the converging action of convex lens makes eyes can only see the image of correspondence separately: left eye is seen the image on the left screen 11, right eye is seen the image on the right screen 10, regulatory function by human eye self, two width of cloth images are finally overlaped in observer's brain, the observer is produced see the sensation of stereoscopic views.

In like manner, what take as left and right video camera is the image of an activity scene, and the observer will produce the sensation of seeing movable stereoscopic views so.

Black baffle plate 2 blocks surround lighting, plays the effect that improves the contrast of observing scene.

Three-dimensional display of the present invention is particularly suitable for being used for playing the static or movable stereopsis of high-quality on the LCD of high-resolution, high brightness and high-contrast.

Claims (2)

1. A three-dimensional display that can be viewed with naked eyes, comprising a black baffle (2), a right convex lens (3), a left convex lens (4) and an LCD video player (7), the display is a top panel and a bottom panel mutually Parallel box, black baffle (2) constitutes three sides of described box, right convex lens (3) and left convex lens (4) are installed side by side with the mode that their optical axes are parallel to each other respectively on the top panel In the circular hole where the convex lens is installed, the distance between the optical axis of the right convex lens (3) and the optical axis of the left convex lens (4) is 6-7cm, and the LCD video player (7) contains a screen (1), which is characterized in that the screen (1) is the display of LCD video player (7), and screen (1) contains right screen (10) and left screen (11), and right screen (10) and left screen (11) are positioned at the right side of screen (1) respectively Half part and left half part, right screen (10) and left screen (11) are fixed on the upper surface of described bottom panel in the mode directly below right convex lens (3) and left convex lens (4) respectively, LCD video player The distance between the screen (1) of (7) and the right convex lens (3) and the left convex lens (4) is 8～12cm, and the LCD video player (7) also contains the usb data transmission port (6), and the usb data transmission port (6 ) are installed on the left side panel of the black bezel (2). 2. The stereoscopic display that can be viewed with naked eyes according to claim 1, characterized in that: The distance between the screen (1) and the right convex lens (3) and the left convex lens (4) is 10cm; The distance between the optical axis of the right convex lens (3) and the optical axis of the left convex lens (4) is 6.5cm; The right and left screens (10, 11) are LCD display screens with diagonal lines and aspect ratios of 4 inches and 4:3 respectively; The resolution of the right and left screens (10, 11) is 640*480, and the number of colors is 65535; The focal length of right and left convex lens (3,4) is 18cm; The diameter of right and left convex lens (3,4) is 4cm.

Images