WO2015168966A1

WO2015168966A1 - Alignment assembly device and method for lens 3d display

Info

Publication number: WO2015168966A1
Application number: PCT/CN2014/078287
Authority: WO
Inventors: 刘明
Original assignee: 深圳市华星光电技术有限公司
Priority date: 2014-05-09
Filing date: 2014-05-23
Publication date: 2015-11-12
Also published as: CN103941411A; CN103941411B

Abstract

An alignment assembly device and method for a lens 3D display. The alignment assembly device (10) comprises a standard lens combination (310) and a light intensity measuring instrument (400), wherein the standard lens combination faces a lens panel (210) and is mutually matched with the lens panel with in shape; and the light intensity measuring instrument is placed above the standard lens combination. The alignment assembly method comprises: firstly, fixing a standard lens combination relative to a liquid crystal panel (100); and then slightly adjusting the position of a lens panel to be attached on the liquid crystal panel according to a measurement result of a light intensity measuring instrument, until the light intensity measured by the light intensity measuring instrument is basically equal at each position. Therefore, precision when the lens panel and the liquid crystal panel are assembled can be ensured, thereby ensuring the three-dimensional image quality of a lens 3D combiner.

Description

Parallel assembly device and method for lens type 3D display

The present invention relates to a aligning assembly and method for a lenticular 3D display. Background technique

With the wide application of three-dimensional (3D) display technology, electronic products such as televisions, mobile phones, and game consoles have begun to increase 3D display functions. The "D" in 3D is the first letter of the English word Dimension (line, dimension). 3D refers to the three-dimensional space. Compared with ordinary 2D screen display, 3D technology can make the picture stereoscopic, and the image is no longer limited to the screen plane, as if it can walk out of the screen, giving the audience an immersive feeling.

Book

At present, 3D displays still use lenticular or raster stereoscopic displays as the mainstream. The lenticular 3D display separately receives different images by the human eye, and then the brain re-grows the image information to form an image with a stereoscopic effect of the front, the back, the left, the right, the far and the near.

The lenticular 3D display includes a lens panel and a liquid crystal panel, wherein the lens panel is disposed on the liquid crystal panel. When the lenticular 3D display displays an image, the lens panel receives the image of the liquid crystal panel and generates a splitting effect for the left and right eyes, giving the user a three-dimensional feeling. For the manufacturer, in order for the lenticular 3D display to produce the correct image, the relative position of the aligning lens panel to the liquid crystal panel should be noted. That is to say, the accuracy of the lens panel and the liquid crystal panel assembly will affect the three-dimensional image quality of the lenticular 3D display. Summary of the invention

It is an object of the present invention to provide a aligning assembly device for a lenticular 3D display which can ensure the accuracy of the lens panel and the liquid crystal panel when assembled.

The present invention is achieved by the following technical solutions: A aligning assembly device for a lenticular 3D display, the lenticular 3D display comprising a liquid crystal panel and a lens panel, and the aligning assembly of the lenticular 3D display comprises:

a standard lens assembly positioned relative to the liquid crystal panel facing the lens panel, and the standard lens combination and the lens panel shape are matched to each other; and

a light intensity measuring instrument placed above the standard lens assembly to receive the liquid crystal panel Light that passes through the combination of the lens panel and the standard lens.

As a further improvement of the above technical solution, the lens of the standard lens combination is the same as the lens of the lens panel.

As a further improvement of the above technical solution, the lens of the standard lens combination and the lens of the lens panel are both isosceles triangular refractive prisms.

As a further improvement of the above technical solution, the lens of the standard lens combination and the lens of the lens panel are both convex lenses.

As a further improvement of the above technical solution, a pre-alignment structure is disposed between the liquid crystal panel and the lens panel.

As a further improvement of the above technical solution, the pre-alignment structure includes first and second marks respectively disposed on corners of the liquid crystal panel and the lens panel, and the first mark and the second mark are correspondingly fitted.

The present invention also provides a method for aligning a lenticular 3D display, comprising the steps of:

S1: fixing the liquid crystal panel, pre-aligning the lens panel to be attached with the liquid crystal panel;

S2: fixing a standard lens combination with respect to the liquid crystal panel, and placing a light intensity measuring instrument;

S3: driving the liquid crystal panel to output a spectroscopic pattern;

S4: Move the lens panel to be attached according to the measured value of the light intensity measuring instrument until the measured value of the light intensity measuring instrument at each position is equal.

As a further improvement of the above technical solution, in S2, a standard lens combination is positioned above the lens panel with respect to the liquid crystal panel, wherein the standard lens combination and the lens panel shape match each other, and The light intensity measuring instrument is placed above the standard lens assembly.

As a further improvement of the above technical solution, a pre-alignment structure is disposed between the liquid crystal panel and the lens panel, and in S1, the lens panel to be attached and the liquid crystal panel are pre-prepared by the pre-alignment structure. Counterpoint.

As a further improvement of the above technical solution, the spectroscopic pattern in S3 is a red-green spectroscopic pattern or a black spectroscopic pattern.

An advantageous effect of the present invention is that the aligning device of the lenticular 3D display of the present invention comprises a standard lens combination and a light intensity measuring instrument, wherein the standard lens combination is positioned above the lens panel with respect to the liquid crystal panel And the standard lens combination and the lens panel shape are matched with each other, and the light intensity measuring instrument is configured to measure whether the intensity of the light emitted by the liquid crystal panel and sequentially passing through the lens panel and the standard lens combination is uniform, First, the standard prism combination is fixed with respect to the liquid crystal panel, and then the position of the lens panel to be attached to the liquid crystal panel is finely adjusted according to the measurement result of the light intensity measuring instrument until the light intensity at each position measured by the light intensity measuring instrument is substantially equal. Thereby, the accuracy of the lens panel and the liquid crystal panel can be ensured, and the three-dimensional image quality of the lenticular 3D display can be ensured. Wherein, when the lens panel and the liquid crystal panel are accurately aligned, the parallel light output from each pixel of the liquid crystal panel is refracted by the lens panel to form oblique light, and then the shape-matched but reversely arranged standard lens combination refraction forms parallel uniformity. Light. DRAWINGS

1 is a schematic diagram of a display of a lenticular 3D display;

2 is a schematic view of a aligning assembly device of a lenticular 3D display according to an embodiment of the present invention;

3 is a schematic diagram showing the display of another lenticular 3D display;

4 is a schematic view of a aligning assembly device of a lenticular 3D display according to another embodiment of the present invention;

Figure 5 is a schematic illustration of a pre-alignment structure between a liquid crystal panel 100 and a lens panel 210 of a lenticular 3D display;

Fig. 6 is a flow chart showing a method of aligning the aligning lens type 3D display according to another embodiment of the present invention.

Detailed ways The specific embodiments of the present invention are further described below in conjunction with the accompanying drawings.

The embodiments of the present invention are described in detail below, and the examples of the embodiments are illustrated in the drawings, wherein the same or similar reference numerals are used to refer to the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the drawings are intended to be illustrative of the invention and are not to be construed as limiting. Rather, the invention is to cover all modifications, variations and equivalents of the scope of the invention. In the description of the present invention, it should be noted that the terms "connected" and "connected" should be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral, unless otherwise explicitly defined and defined. Ground connection; can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium.

As shown in FIG. 1, the lenticular 3D display includes a liquid crystal panel 100 and a lens panel 210. The lens panel 210 is attached to the liquid crystal panel 100. The lens panel 210 is formed by a plurality of prisms 212. The prism 212 refracts the light emitted from each pixel of the liquid crystal panel 100 to the left eye L and the right eye R of the person, thereby forming an image of the stereoscopic effect.

Fig. 2 shows a aligning assembly device for a lenticular 3D display according to an embodiment of the present invention. The aligning assembly 10 of the lenticular 3D display corresponds to the lenticular 3D display shown in Fig. 1. The aligning assembly 10 of the lenticular 3D display includes a standard lens assembly 310 and a light intensity measuring instrument 400. Wherein, the standard lens assembly 310 is positioned above the lens panel 210 with respect to the liquid crystal panel 100. The standard lens assembly 310 and the lens panel 210 are shaped to match each other, i.e., the lens 312 of the standard lens assembly 310 is identical to the lens 212 of the lens panel 210. The lens 312 of the standard lens assembly 310 and the lens 212 of the lens panel 210 are both isosceles triangular refractive prisms. In other words, the standard lens assembly 310 is formed by a plurality of prisms 312 having the same cross-sectional shape as the prisms 212. The number of prisms 312 is equal to the number of prisms 212. Of course, the number of prisms 312 is preferably greater than the number of prisms 212. The standard lens assembly 310 and the lens panel 210 face each other. The position of the standard lens assembly 310 corresponds to a position at which the lens panel 210 is rotated by 180 degrees and then translated in the up and down direction Z.

Additionally, a light intensity measuring instrument 400 is placed over the standard lens assembly 310 to receive light emitted by the liquid crystal panel 100 and sequentially through the lens panel 210 and the standard lens assembly 310. The light intensity measuring instrument 400 is for measuring whether the intensity of light emitted by the liquid crystal panel and sequentially passing through the lens panel and the standard lens combination is uniform. The light intensity measuring instrument 400 can be, for example, a light intensity measuring instrument manufactured by ENS. In this embodiment, a pre-alignment structure is disposed between the liquid crystal panel 100 and the lens panel 210. As shown in FIG. 5, the pre-alignment structure includes first marks 500 and second marks 600 respectively disposed on corners of the liquid crystal panel 100 and the lens panel 210. The first mark 500 and the second mark 600 correspond to each other.

As shown in FIG. 3, another lenticular 3D display includes a liquid crystal panel 100 and a lens panel 220. Among them, the lens panel 220 is attached to the liquid crystal panel 100. The lens panel 220 is formed by a plurality of lenses 222. The lens 222 refracts light emitted from each pixel of the liquid crystal panel 100 to the left eye L and the right eye R of the person, thereby constituting an image of a stereoscopic effect. Specifically, the 2D (two-dimensional) liquid crystal panel 100 is used to display an image of a 2D effect, wherein adjacent two pixels 102 and 104 respectively display a left eye image and a right eye image at the same time, and the light emitted by the pixel 102 passes through the same The upper lens 222 is sent to the left eye L, and the light emitted by the pixel 104 is sent to the right eye R through the lens 222 above it. By using the parallax between the left eye image and the right eye image, 3D can be formed in the human eye. The image of the effect.

Fig. 4 shows a aligning assembly of a lenticular 3D display according to an embodiment of the present invention. The aligning assembly 10A of the lenticular 3D display corresponds to the lenticular 3D display shown in FIG. Among them, the aligning assembly 10A of the lenticular 3D display includes a standard lens assembly 320 and a light intensity measuring instrument 400. Wherein, the standard lens assembly 320 is positioned above the lens panel 220 with respect to the liquid crystal panel 100. The lens 322 of the standard lens assembly 320 is the same as the lens 222 of the lens panel 220. The lens 322 of the standard lens assembly 320 and the lens 222 of the lens panel 220 are both convex lenses. In other words, the standard lens assembly 320 is formed by a plurality of lenses 322 having the same cross-sectional shape as the lens 222. The number of lenses 322 is preferably greater than the number of lenses 222. The standard lens assembly 320 and the lens panel 220 face each other. The position of the standard lens assembly 320 corresponds to a position at which the lens panel 220 is rotated by 180 degrees and then translated in the up and down direction Z.

The invention also discloses a aligning method for a lenticular 3D display. As shown in Figure 6, this includes the following steps:

S1: fixing the liquid crystal panel 100, pre-aligning the lens panel 210 to be attached with the liquid crystal panel 100; S2: fixing the standard lens assembly 310 with respect to the liquid crystal panel 100, and placing the light intensity measuring instrument 400; S3: driving the liquid crystal panel 100 output spectroscopic pattern;

S4: The lens panel 210 to be attached is moved and fine-tuned according to the measured value of the light intensity measuring instrument 400 until the measured values of the light intensity measuring instrument 400 at the respective positions in the lens arrangement direction X are equal. In step S1, the lens panel 210 to be attached and the liquid crystal panel 100 may be pre-aligned by a pre-alignment structure.

In step S2, the standard lens assembly 310 may be fixed in such a manner that when the center line of the standard lens assembly 310 is aligned with the center line of the liquid crystal panel 100 or the end of the standard lens assembly 310 is aligned with the end of the liquid crystal panel 100, the standard lens is used Combination 310 is fixed.

In step S3, the spectroscopic pattern output by the liquid crystal panel 100 may be red-green splitting, black-light splitting, or other spectroscopic pattern.

In step S4, the lens panel 210 to be attached is moved by the robot in accordance with the measured value of the light intensity measuring instrument 400.

As described above, the aligning assembly of the lenticular 3D display of the present invention achieves accurate alignment of the lens panel 210 and the liquid crystal panel 100 by preparing a standard prism combination and a light intensity measuring instrument. Among them, the standard prism combination can be positioned according to the standard products of the lens type 3D display.

When it is required to produce a lenticular 3D display, that is, when the liquid crystal panel is aligned with the lens panel to be attached, the pre-alignment between the lens panel to be attached and the liquid crystal panel may be first performed through the pre-alignment structure, and then the standard is The prism combination is placed on the upper side, and the liquid crystal panel is driven, so that the light emitted by the liquid crystal panel can be passed through the lens panel to be attached by adjusting the lens panel to be attached, and then the light is directly combined by the standard prism. Received by the light intensity measuring instrument, the instrument will measure the received light, and then adjust the position of the lens panel to be attached until the light intensity is measured on the receiving instrument in the lens arrangement direction X at each position The upper values are equal and then attached. In this way, the accuracy of the lens panel and the liquid crystal panel can be ensured, thereby ensuring the three-dimensional image quality of the lenticular 3D display.

Any process or method description in the flowcharts or otherwise described herein may be understood to represent a module, segment or portion of code that includes one or more executable instructions for implementing the steps of a particular logical function or process. And the scope of the preferred embodiments of the invention includes additional implementations, in which the functions may be performed in a substantially simultaneous manner or in an opposite order depending on the functions involved, in the order shown or discussed. It will be understood by those skilled in the art to which the embodiments of the present invention pertain.

While the embodiments of the present invention have been shown and described, the embodiments of the invention may The scope of the invention is defined by the claims and their equivalents.

Claims

Claim

A aligning device for a lenticular 3D display, the lenticular 3D display comprising a liquid crystal panel and a lens panel, wherein the aligning device of the lenticular 3D display comprises:

A light intensity measuring instrument is placed over the standard lens assembly to receive light emitted by the liquid crystal panel and sequentially passed through the combination of the lens panel and the standard lens.

2. The aligning assembly of the lenticular 3D display according to claim 1, wherein the lens of the standard lens combination is the same as the lens of the lens panel.

The aligning assembly device for a lenticular 3D display according to claim 2, wherein the lens of the standard lens combination and the lens of the lens panel are both isosceles triangular refracting prisms.

The aligning device of the lenticular 3D display according to claim 2, wherein the lens of the standard lens combination and the lens of the lens panel are both convex lenses.

The aligning assembly device of the lenticular 3D display according to claim 1, wherein a pre-alignment structure is disposed between the liquid crystal panel and the lens panel.

6. The aligning assembly device of a lenticular 3D display according to claim 5, wherein the pre-alignment structure includes first marks and a plurality respectively disposed on corners of the liquid crystal panel and the lens panel The second standard, the first - the standard and the second standard correspond to the self.

7. A method of aligning a lenticular 3D display, comprising the steps of:

S3: driving the liquid crystal panel to output a spectroscopic pattern;

8. The aligning method of a lenticular 3D display according to claim 7, wherein in S2, a standard lens combination is positioned above the lens panel with respect to the liquid crystal panel, wherein a standard lens combination matching the shape of the lens panel; the light intensity measuring instrument The device is placed above the standard lens assembly.

9. The aligning method of a lenticular 3D display according to claim 7, wherein the lens of the standard lens combination is the same as the lens of the lens panel.

The aligning method of the lenticular 3D display according to claim 9, wherein the lens of the standard lens combination and the lens of the lens panel are both isosceles triangular refracting prisms.

The aligning method of the lenticular 3D display according to claim 9, wherein the lens of the standard lens combination and the lens of the lens panel are both convex lenses.

The aligning method of the lenticular 3D display according to claim 7, wherein a pre-alignment structure is disposed between the liquid crystal panel and the lens panel, and in S1, the pre-alignment structure is adopted The lens panel to be attached is pre-aligned with the liquid crystal panel.

The aligning method of the lenticular 3D display according to claim 12, wherein the pre-alignment structure includes first marks and a plurality respectively disposed on corners of the liquid crystal panel and the lens panel The two marks, the first mark and the second mark correspond to each other.

The aligning method of the lenticular 3D display according to claim 12, wherein the spectroscopic pattern in S3 is a red-green spectroscopic pattern or a black spectroscopic pattern.